https://www.sciencedaily.com/news/space_time/astrophysics/ Astrophysics and space science. From microquasars to dark matter, read all the latest astrophysics news and research here. Full text with images, updated daily, free. en-us Sun, 12 Apr 2026 09:15:10 EDT Sun, 12 Apr 2026 09:15:10 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/space_time/astrophysics/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260411022025.htm A major international effort has produced an ultra-precise measurement of the Universe’s expansion rate, confirming it’s faster than early-Universe models predict. By linking multiple distance-measuring techniques, scientists ruled out simple errors as the cause of the discrepancy. The persistent “Hubble tension” now looks more real than ever. It could mean our current model of the cosmos is incomplete. Sun, 12 Apr 2026 02:37:50 EDT https://www.sciencedaily.com/releases/2026/04/260411022025.htm https://www.sciencedaily.com/releases/2026/04/260409101101.htm A mysterious glow of gamma rays at the center of the Milky Way has long hinted at dark matter, but the lack of similar signals in smaller dwarf galaxies has cast doubt on that idea. Now, researchers propose a bold twist: dark matter might not be a single particle at all, but a mix of two different types that must interact with each other to produce detectable signals. Fri, 10 Apr 2026 08:34:50 EDT https://www.sciencedaily.com/releases/2026/04/260409101101.htm https://www.sciencedaily.com/releases/2026/04/260407193906.htm A bizarre, record-breaking neutrino detected in 2023 may have originated from an exploding primordial black hole—a relic from the early universe. Scientists suggest these black holes could carry a mysterious “dark charge,” causing rare but powerful bursts of energy that current detectors might occasionally catch. This could explain why only one experiment saw the event. The theory also opens the door to discovering entirely new particles and possibly uncovering the nature of dark matter. Wed, 08 Apr 2026 02:52:25 EDT https://www.sciencedaily.com/releases/2026/04/260407193906.htm https://www.sciencedaily.com/releases/2026/04/260406192917.htm Earth may have won a cosmic chemistry lottery. Researchers found that during the planet’s earliest formation, oxygen had to be in an extremely narrow “Goldilocks zone” for two life-essential elements, phosphorus and nitrogen, to stay where life could use them. Too much or too little oxygen, and those ingredients could be lost or trapped deep inside the planet. This could reshape the search for life by showing that water alone is not enough. Mon, 06 Apr 2026 23:36:59 EDT https://www.sciencedaily.com/releases/2026/04/260406192917.htm https://www.sciencedaily.com/releases/2026/04/260406192905.htm A strange “forbidden” planet spotted by the James Webb Space Telescope is turning planetary science on its head. TOI-5205 b, a Jupiter-sized world orbiting a small, cool star, has an atmosphere surprisingly poor in heavy elements—even less enriched than its own star, which defies current theories of how giant planets form. Mon, 06 Apr 2026 23:28:14 EDT https://www.sciencedaily.com/releases/2026/04/260406192905.htm https://www.sciencedaily.com/releases/2026/04/260405003940.htm Scientists have taken a major step toward probing one of physics’ biggest mysteries—how gravity and quantum mechanics fit together—by creating the first unified way to detect tiny “ripples” in spacetime itself. These subtle fluctuations, long predicted but poorly defined, are now organized into clear categories with specific signals that real-world instruments can search for. The breakthrough means powerful tools like LIGO and even small tabletop experiments could start testing competing theories of quantum gravity much sooner than expected. Mon, 06 Apr 2026 07:57:41 EDT https://www.sciencedaily.com/releases/2026/04/260405003940.htm https://www.sciencedaily.com/releases/2026/04/260405003753.htm Mars may look like a quiet, dusty world, but it’s actually buzzing with hidden electrical activity. Powerful dust storms and swirling dust devils generate static electricity strong enough to spark faint glowing discharges across the planet, triggering chemical reactions that reshape its surface and atmosphere. Scientists have now shown that these tiny lightning-like events can create a surprising mix of chemicals—including chlorine compounds and carbonates—and even leave behind distinct isotopic “fingerprints.” Sun, 05 Apr 2026 02:54:28 EDT https://www.sciencedaily.com/releases/2026/04/260405003753.htm https://www.sciencedaily.com/releases/2026/04/260403224454.htm Dying stars may be wiping out nearby giant planets as they expand into red giants. Astronomers found that these close-in planets become increasingly rare around more evolved stars, suggesting many have already been swallowed. The likely cause is a gravitational tug that drags planets inward until they break apart or fall into the star. It’s a dramatic glimpse into the chaotic final stages of planetary systems. Sat, 04 Apr 2026 04:21:18 EDT https://www.sciencedaily.com/releases/2026/04/260403224454.htm https://www.sciencedaily.com/releases/2026/04/260403224450.htm A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing through massive astronomy datasets. What began as a class project quickly turned into a breakthrough when they spotted an extraordinarily “pristine” star made almost entirely of hydrogen and helium, hinting it formed near the dawn of the universe. Sat, 04 Apr 2026 04:07:31 EDT https://www.sciencedaily.com/releases/2026/04/260403224450.htm https://www.sciencedaily.com/releases/2026/04/260403224449.htm Asteroid impacts may have helped kick-start life on Earth by creating hot, chemical-rich environments ideal for early biology. These impact-generated hydrothermal systems could have lasted thousands of years—long enough for life’s building blocks to form. Scientists now think these environments may have been common on early Earth, making them a strong candidate for where life began. The idea could also guide the search for life on other worlds. Fri, 03 Apr 2026 22:44:49 EDT https://www.sciencedaily.com/releases/2026/04/260403224449.htm https://www.sciencedaily.com/releases/2026/04/260403002014.htm Saturn’s magnetic field isn’t the smooth, symmetrical shield scientists see around Earth. Instead, it’s noticeably skewed, and researchers now think they understand why. By analyzing years of data from the Cassini spacecraft, scientists found that a key region where solar particles enter Saturn’s atmosphere is consistently shifted to one side. This distortion appears to be driven by the planet’s rapid spin combined with a thick cloud of charged particles coming from its moon Enceladus. Fri, 03 Apr 2026 20:44:51 EDT https://www.sciencedaily.com/releases/2026/04/260403002014.htm https://www.sciencedaily.com/releases/2026/04/260402004721.htm A new era of lunar exploration has begun as NASA launches four astronauts on Artemis II—the first crewed mission to fly around the Moon in over 50 years. Riding aboard the powerful SLS rocket, the Orion spacecraft is now on a 10-day journey that will test critical systems, push human spaceflight farther than it’s gone in decades, and set the stage for future Moon landings and eventual missions to Mars. Thu, 02 Apr 2026 01:08:04 EDT https://www.sciencedaily.com/releases/2026/04/260402004721.htm https://www.sciencedaily.com/releases/2026/03/260331231739.htm Scientists studying Bennu samples have discovered that its chemistry is far from uniform. Organic compounds and minerals cluster into three distinct types of regions, each shaped differently by past water activity. This uneven pattern shows that water altered the asteroid in a complex, localized way. The survival of delicate organic molecules adds an important clue to how life’s building blocks may persist in space. Tue, 31 Mar 2026 23:40:47 EDT https://www.sciencedaily.com/releases/2026/03/260331231739.htm https://www.sciencedaily.com/releases/2026/03/260330001156.htm Astronomers have spotted a bizarre cosmic explosion that refuses to play by the rules—and it’s leaving scientists scrambling for answers. GRB 250702B, detected by NASA’s James Webb Space Telescope and a global network of observatories, lasted an astonishing seven hours—far longer than typical gamma-ray bursts, which usually fade in under a minute. Mon, 30 Mar 2026 08:33:20 EDT https://www.sciencedaily.com/releases/2026/03/260330001156.htm https://www.sciencedaily.com/releases/2026/03/260330001145.htm A blazing supermassive black hole can influence far more than its own galaxy. Scientists found that quasars emit radiation strong enough to shut down star formation in nearby galaxies millions of light-years away. This could explain why some galaxies near early quasars appear faint or missing. The finding suggests galaxies grow and evolve together, not in isolation. Mon, 30 Mar 2026 08:23:11 EDT https://www.sciencedaily.com/releases/2026/03/260330001145.htm https://www.sciencedaily.com/releases/2026/03/260330001137.htm Scientists at the University of Waterloo have uncovered a bold new way to explain how the universe began—one that could reshape our understanding of the Big Bang. Instead of relying on patched-together theories, their approach shows that the universe’s explosive early growth may arise naturally from a deeper framework called quantum gravity. Mon, 30 Mar 2026 23:27:02 EDT https://www.sciencedaily.com/releases/2026/03/260330001137.htm https://www.sciencedaily.com/releases/2026/03/260328043605.htm For decades, astronomers have been puzzled by strange “zebra stripe” patterns in radio waves from the Crab Pulsar — bright bands separated by complete darkness. Now, new research suggests the answer lies in a cosmic tug-of-war between gravity and plasma. The pulsar’s plasma spreads light apart, while gravity bends it back together, creating interference patterns that form the striking stripes. Sat, 28 Mar 2026 07:24:47 EDT https://www.sciencedaily.com/releases/2026/03/260328043605.htm https://www.sciencedaily.com/releases/2026/03/260326075618.htm Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ magnetic fields. These structures act like built-in space weather monitors, revealing how energetic particles affect nearby planets. The findings could reshape how we think about whether planets around these common stars can survive—or even host life. Fri, 27 Mar 2026 04:53:17 EDT https://www.sciencedaily.com/releases/2026/03/260326075618.htm https://www.sciencedaily.com/releases/2026/03/260326075606.htm Mars may look like a frozen desert today, but new evidence suggests its watery past didn’t simply fade away quietly—it may have been blasted into space by powerful dust storms. Scientists have discovered that even relatively small, localized storms can hurl water vapor high into the atmosphere, where it breaks apart and escapes. Fri, 27 Mar 2026 05:11:12 EDT https://www.sciencedaily.com/releases/2026/03/260326075606.htm https://www.sciencedaily.com/releases/2026/03/260325041723.htm A star you can see with the naked eye has kept astronomers guessing for decades with its unusually powerful X-rays. Now, thanks to highly precise observations from Japan’s XRISM space telescope, scientists have finally uncovered the source: a hidden white dwarf companion pulling in material and generating extreme heat. This discovery not only solves a 50-year-old mystery surrounding Gamma Cassiopeiae, but also confirms the existence of a long-predicted type of binary star system. Wed, 25 Mar 2026 04:51:37 EDT https://www.sciencedaily.com/releases/2026/03/260325041723.htm https://www.sciencedaily.com/releases/2026/03/260325005926.htm Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new data from ESA’s Gaia mission and NASA archives, researchers pinpointed worlds in the “habitable zone,” where temperatures could allow liquid water to exist. Some of the most intriguing targets include nearby systems like TRAPPIST-1 and Proxima Centauri, offering tantalizing possibilities just dozens of light-years away. Wed, 25 Mar 2026 03:56:19 EDT https://www.sciencedaily.com/releases/2026/03/260325005926.htm https://www.sciencedaily.com/releases/2026/03/260324024300.htm Astronomers have finally cracked a decades-old mystery about red giant stars—how material from their deep interiors makes its way to the surface. Using cutting-edge supercomputer simulations, researchers discovered that stellar rotation plays a powerful role in mixing elements across a previously unexplained barrier inside the star. Tue, 24 Mar 2026 07:52:48 EDT https://www.sciencedaily.com/releases/2026/03/260324024300.htm https://www.sciencedaily.com/releases/2026/03/260323223924.htm For the first time, scientists have reconstructed the full history of a galaxy outside the Milky Way using chemical clues. By analyzing oxygen across NGC 1365 and comparing it with simulations, they traced its growth over 12 billion years. The findings show how its core formed early while its outer regions were built through repeated mergers. This new approach could transform how astronomers study galaxy evolution. Mon, 23 Mar 2026 22:46:25 EDT https://www.sciencedaily.com/releases/2026/03/260323223924.htm https://www.sciencedaily.com/releases/2026/03/260322020255.htm Astronomers have uncovered surprising evidence of a thick atmosphere surrounding TOI-561 b, a scorching, fast-orbiting rocky planet once thought too extreme to hold onto any gas. Using NASA’s James Webb Space Telescope, researchers found the planet is far cooler than expected for a bare rock, hinting at a heat-distributing atmosphere above a churning magma ocean. This strange world—where a year lasts just over 10 hours and one side is locked in eternal daylight—may even be rich in volatile materials, behaving like a “wet lava ball.” Sun, 22 Mar 2026 04:19:46 EDT https://www.sciencedaily.com/releases/2026/03/260322020255.htm https://www.sciencedaily.com/releases/2026/03/260321012648.htm In an incredibly lucky cosmic accident, NASA’s Hubble Space Telescope captured a comet breaking apart in real time—something astronomers have long tried and failed to observe. The comet, C/2025 K1 (ATLAS), wasn’t even the original target, but when researchers pivoted to it, they unknowingly caught it mid-disintegration into multiple pieces. Sat, 21 Mar 2026 01:26:48 EDT https://www.sciencedaily.com/releases/2026/03/260321012648.htm https://www.sciencedaily.com/releases/2026/03/260319044714.htm A mysterious spike of platinum buried deep in Greenland’s ice has long fueled theories of a catastrophic comet or asteroid strike 12,800 years ago—possibly triggering a sudden return to icy conditions known as the Younger Dryas. But new research points to a far less dramatic, yet still powerful culprit: volcanic eruptions. Scientists found the platinum signal doesn’t match space debris and actually appeared decades after the cooling began, ruling out an impact as the trigger. Fri, 20 Mar 2026 06:01:12 EDT https://www.sciencedaily.com/releases/2026/03/260319044714.htm https://www.sciencedaily.com/releases/2026/03/260319044652.htm A nearby galaxy is behaving strangely—and now scientists know why. The Small Magellanic Cloud’s stars move in chaotic patterns because it slammed into its larger neighbor millions of years ago. That collision disrupted its structure and even created the illusion that its gas was rotating. The discovery means this once “textbook” galaxy may not be as typical as astronomers believed. Fri, 20 Mar 2026 04:43:41 EDT https://www.sciencedaily.com/releases/2026/03/260319044652.htm https://www.sciencedaily.com/releases/2026/03/260317190802.htm Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten rock beneath its surface that traps large amounts of sulfur deep inside. Observations from the James Webb Space Telescope revealed unusual sulfur-rich gases in its atmosphere and a surprisingly low density for its size. Tue, 17 Mar 2026 19:13:24 EDT https://www.sciencedaily.com/releases/2026/03/260317190802.htm https://www.sciencedaily.com/releases/2026/03/260317064449.htm Kepler-51d is a giant, ultra-light “super-puff” planet wrapped in an unusually thick haze that’s blocking scientists from seeing what it’s made of. Observations from JWST revealed that this haze may be one of the largest ever detected, possibly stretching as wide as Earth itself. The planet’s low density and close orbit don’t match existing models of how gas giants form or survive. Now, researchers are left with more questions than answers about how such a strange world came to be. Wed, 18 Mar 2026 00:47:28 EDT https://www.sciencedaily.com/releases/2026/03/260317064449.htm https://www.sciencedaily.com/releases/2026/03/260317064440.htm A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin remains one of the biggest unanswered questions in planetary science. Is it the exposed core of a failed planet, or a chaotic mix of rock and metal forged through countless violent collisions? To find out, researchers simulated how a massive crater near Psyche’s north pole formed, revealing that the asteroid’s internal “porosity” — how much empty space it contains — may hold the key to its secrets. Tue, 17 Mar 2026 07:19:15 EDT https://www.sciencedaily.com/releases/2026/03/260317064440.htm https://www.sciencedaily.com/releases/2026/03/260317015938.htm The James Webb Space Telescope has revealed new details in a bizarre nebula that looks like a brain floating in space. Formed by a dying star, the “Exposed Cranium” nebula shows layered gas and a dark central divide that creates its eerie shape. Webb’s infrared view suggests powerful jets may be shaping the structure. The images capture a brief and dramatic phase in a star’s final evolution. Tue, 17 Mar 2026 01:59:38 EDT https://www.sciencedaily.com/releases/2026/03/260317015938.htm https://www.sciencedaily.com/releases/2026/03/260315225144.htm Astronomers may have found an exciting new clue about dark energy—the mysterious force driving the universe’s accelerating expansion. They discovered an extraordinarily bright supernova from more than 10 billion years ago whose light was bent and magnified by a foreground galaxy, creating multiple images through gravitational lensing. Because the light from each image traveled slightly different paths, it arrived at Earth at different times, letting scientists effectively watch different moments of the same cosmic explosion simultaneously. Mon, 16 Mar 2026 23:48:22 EDT https://www.sciencedaily.com/releases/2026/03/260315225144.htm https://www.sciencedaily.com/releases/2026/03/260315225141.htm Scientists studying a mysterious effect called cosmic birefringence—a subtle twist in the polarization of the universe’s oldest light—have developed a new way to reduce uncertainty in how it’s measured. This faint rotation in the cosmic microwave background could point to entirely new physics, including hidden particles such as axions and clues about dark matter or dark energy. Mon, 16 Mar 2026 22:53:18 EDT https://www.sciencedaily.com/releases/2026/03/260315225141.htm https://www.sciencedaily.com/releases/2026/03/260315004348.htm Astronomers have discovered the brightest fast radio burst ever detected and traced it to a nearby galaxy using a new network of CHIME Outrigger telescopes. The flash, nicknamed RBFLOAT, lasted only a fraction of a second but briefly outshone every other radio source in its galaxy. Follow-up observations with the James Webb Space Telescope spotted a faint infrared signal at the same location. The burst’s unusual behavior—showing no signs of repeating—may challenge current ideas about what causes these mysterious cosmic flashes. Sun, 15 Mar 2026 06:57:42 EDT https://www.sciencedaily.com/releases/2026/03/260315004348.htm https://www.sciencedaily.com/releases/2026/03/260315004340.htm New research suggests Mars may have remained habitable much longer than scientists once thought. Ancient sand dunes in Gale Crater appear to have been soaked by underground water billions of years ago, leaving behind minerals that can preserve signs of life. Even after surface water disappeared, subsurface flows may have created protected environments for microbes. These hidden habitats could be key targets in the ongoing search for past life on Mars. Sun, 15 Mar 2026 06:45:30 EDT https://www.sciencedaily.com/releases/2026/03/260315004340.htm https://www.sciencedaily.com/releases/2026/03/260314030452.htm Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a frozen desert. NASA’s twin-spacecraft ESCAPADE mission aims to watch this process in action by measuring how the solar wind interacts with Mars’ fragile magnetic environment. The findings could reveal how Mars lost its habitability—and help prepare humans for future missions there. Sat, 14 Mar 2026 03:04:52 EDT https://www.sciencedaily.com/releases/2026/03/260314030452.htm https://www.sciencedaily.com/releases/2026/03/260314030449.htm NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater flowed through cracks in the rock, leaving minerals that hardened into ridges while surrounding material eroded away. New chemical analyses of drilled rock samples show minerals linked to water activity. Sat, 14 Mar 2026 21:08:34 EDT https://www.sciencedaily.com/releases/2026/03/260314030449.htm https://www.sciencedaily.com/releases/2026/03/260313062543.htm Scientists have uncovered evidence that our Sun may have traveled across the Milky Way as part of a massive migration of Sun-like stars billions of years ago. The journey may have carried the solar system away from the galaxy’s crowded center into a calmer region where life could eventually emerge. Fri, 13 Mar 2026 18:49:09 EDT https://www.sciencedaily.com/releases/2026/03/260313062543.htm https://www.sciencedaily.com/releases/2026/03/260313002633.htm Gold and other heavy elements are born in some of the universe’s most violent events—but scientists still struggle to understand the nuclear steps that create them. Now, nuclear physicists have uncovered three key discoveries about how unstable atomic nuclei decay during the rapid neutron-capture process, the chain reaction responsible for forging elements like gold and platinum. Fri, 13 Mar 2026 02:38:42 EDT https://www.sciencedaily.com/releases/2026/03/260313002633.htm https://www.sciencedaily.com/releases/2026/03/260311213432.htm Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an oval-shaped orbit just before merging. This unusual motion, detected in the event GW200105, contradicts the long-held expectation that such pairs settle into nearly perfect circles before collision. The eccentric orbit suggests the system likely formed in a chaotic stellar environment with strong gravitational interactions. Thu, 12 Mar 2026 21:13:07 EDT https://www.sciencedaily.com/releases/2026/03/260311213432.htm https://www.sciencedaily.com/releases/2026/03/260311213429.htm Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary sun-like star suddenly began flickering wildly, puzzling scientists until they realized the strange dimming was caused by vast clouds of hot dust and debris drifting across the star. The most likely explanation is a violent planetary collision—two worlds smashing together and scattering glowing material throughout the system. Wed, 11 Mar 2026 23:08:41 EDT https://www.sciencedaily.com/releases/2026/03/260311213429.htm https://www.sciencedaily.com/releases/2026/03/260311213425.htm Astronomers have discovered a strange new signal coming from an exploding star — a “chirp” that speeds up over time, similar to the signals seen when black holes collide. The unusual pattern appeared in a superluminous supernova about a billion light-years away and revealed clues about what’s happening deep inside the blast. Wed, 11 Mar 2026 22:27:48 EDT https://www.sciencedaily.com/releases/2026/03/260311213425.htm https://www.sciencedaily.com/releases/2026/03/260309225236.htm Cosmic voids may seem like the emptiest places in the universe, stripped of matter, radiation, and even dark matter. But they’re far from nothing. Even in these vast empty regions, the fundamental quantum fields that fill all of space remain, carrying a small but real amount of energy known as vacuum energy, or dark energy. While this energy is overwhelmed by matter in galaxies and clusters, in the deep emptiness of cosmic voids it becomes dominant. Tue, 10 Mar 2026 06:10:26 EDT https://www.sciencedaily.com/releases/2026/03/260309225236.htm https://www.sciencedaily.com/releases/2026/03/260309225228.htm Scientists studying Mars may have uncovered a brand-new mineral hidden in the planet’s ancient sulfate deposits. By combining laboratory experiments with orbital data, researchers identified an unusual iron sulfate—ferric hydroxysulfate—forming in layered deposits near the massive Valles Marineris canyon system. The mineral likely formed when sulfate-rich deposits left behind by ancient water were later heated by volcanic or geothermal activity, transforming their chemistry. Tue, 10 Mar 2026 06:23:47 EDT https://www.sciencedaily.com/releases/2026/03/260309225228.htm https://www.sciencedaily.com/releases/2026/03/260308201613.htm Physicists have long struggled to unite quantum mechanics—the theory governing tiny particles—with Einstein’s theory of gravity, which explains the behavior of stars, planets, and the structure of the universe. Researchers at TU Wien have now taken a new step toward that goal by rethinking one of relativity’s core ideas: the paths particles follow through curved spacetime, known as geodesics. By creating a quantum version of these paths—called the q-desic equation—the team showed that particles moving through a “quantum” spacetime may deviate slightly from the paths predicted by classical relativity. Mon, 09 Mar 2026 00:16:40 EDT https://www.sciencedaily.com/releases/2026/03/260308201613.htm https://www.sciencedaily.com/releases/2026/03/260308201557.htm Astronomers have created the largest and most detailed 3D map yet of a glowing signal from the early universe, revealing hidden galaxies and gas from 9-11 billion years ago. By analyzing faint “Lyman-alpha” light emitted by energized hydrogen, scientists used an advanced technique called line intensity mapping to capture not just the brightest galaxies but also the vast cosmic structures surrounding them. Sun, 08 Mar 2026 20:15:57 EDT https://www.sciencedaily.com/releases/2026/03/260308201557.htm https://www.sciencedaily.com/releases/2026/03/260307213238.htm When NASA’s DART spacecraft deliberately crashed into the asteroid moonlet Dimorphos, it did more than change the asteroid’s local orbit — it slightly shifted the path of the entire asteroid pair around the Sun. The impact blasted debris into space, doubling the force of the spacecraft’s hit and nudging the system’s solar orbit by a tiny but measurable amount. It marks the first time humans have altered the trajectory of a celestial object around the Sun. The result strengthens the case for using spacecraft impacts as a future planetary defense strategy. Mon, 09 Mar 2026 21:12:54 EDT https://www.sciencedaily.com/releases/2026/03/260307213238.htm https://www.sciencedaily.com/releases/2026/03/260307213226.htm Asteroids with tiny moons may be quietly trading material across space. Images from NASA’s DART mission revealed faint streaks on the moon Dimorphos—evidence of slow “cosmic snowballs” drifting from its parent asteroid, Didymos. The discovery provides the first direct visual proof that sunlight can spin asteroids fast enough to shed debris that lands on nearby companions. It also shows that near-Earth asteroids are much more active and constantly reshaped than scientists once believed. Sun, 08 Mar 2026 00:07:30 EST https://www.sciencedaily.com/releases/2026/03/260307213226.htm https://www.sciencedaily.com/releases/2026/03/260305223236.htm For decades, astronomers wondered why most nearby galaxies are speeding away from the Milky Way instead of being pulled in by its gravity. New simulations reveal the answer: our galaxy sits in a gigantic, flat sheet of matter surrounded by huge empty voids. This hidden structure—dominated by dark matter—balances gravitational forces and lets neighboring galaxies drift outward. The discovery finally explains the puzzling motions of galaxies just beyond our Local Group. Fri, 06 Mar 2026 01:55:55 EST https://www.sciencedaily.com/releases/2026/03/260305223236.htm https://www.sciencedaily.com/releases/2026/03/260305182705.htm A sweeping new ALMA image has peeled back the veil on the Milky Way’s core, exposing a dense network of cold gas filaments near the central black hole. Stretching across 650 light-years, the survey maps the hidden fuel for star formation in remarkable detail and reveals a surprisingly complex chemical brew. This extreme region hosts some of the galaxy’s most massive, short-lived stars. The findings could help explain how stars — and even entire galaxies — formed under the universe’s most chaotic conditions. Thu, 05 Mar 2026 18:27:05 EST https://www.sciencedaily.com/releases/2026/03/260305182705.htm https://www.sciencedaily.com/releases/2026/03/260303145703.htm An international team combining two major neutrino experiments has uncovered stronger evidence that neutrinos and antimatter don’t behave as perfect mirror images. That subtle difference may hold the key to why the universe didn’t vanish in a flash of self-destruction after the Big Bang. Tue, 03 Mar 2026 19:59:36 EST https://www.sciencedaily.com/releases/2026/03/260303145703.htm https://www.sciencedaily.com/releases/2026/03/260303050635.htm Astronomers using the James Webb Space Telescope have spotted the most distant “jellyfish galaxy” ever seen — a cosmic oddity streaming long, tentacle-like trails of gas and newborn stars as it speeds through a dense galaxy cluster. The galaxy appears as it was 8.5 billion years ago, revealing that the early universe may have been far more violent than scientists expected. Tue, 03 Mar 2026 08:25:27 EST https://www.sciencedaily.com/releases/2026/03/260303050635.htm https://www.sciencedaily.com/releases/2026/02/260228093512.htm For the first time ever, scientists have uncovered a vast field of tektites in Brazil — mysterious glassy fragments forged when a powerful extraterrestrial object slammed into Earth about 6.3 million years ago. Named “geraisites” after Minas Gerais, where they were first found, these dark, aerodynamic droplets of natural glass stretch across more than 900 kilometers and may mark one of South America’s most significant ancient impact events. Sun, 01 Mar 2026 11:29:33 EST https://www.sciencedaily.com/releases/2026/02/260228093512.htm https://www.sciencedaily.com/releases/2026/02/260228093453.htm Astronomers have long known the universe is expanding—but exactly how fast remains one of the biggest mysteries in cosmology. Different techniques for measuring the Hubble constant stubbornly disagree, creating the so-called “Hubble tension.” Now researchers at the University of Illinois Urbana-Champaign and the University of Chicago have unveiled a bold new way to weigh in on the debate using gravitational waves—the faint ripples in spacetime produced by colliding black holes. Sun, 01 Mar 2026 07:55:42 EST https://www.sciencedaily.com/releases/2026/02/260228093453.htm https://www.sciencedaily.com/releases/2026/02/260228093443.htm Jupiter’s icy moons may have been seeded with the chemical ingredients for life from the very beginning. An international team of scientists modeled how complex organic molecules—essential building blocks for biology—could have formed in the swirling disk of gas and dust around the young Sun and later been carried into Jupiter’s own moon-forming disk. Their results suggest that up to half of the icy material that built moons like Europa, Ganymede, and Callisto may have delivered freshly made organic compounds without being chemically destroyed. Sun, 01 Mar 2026 07:06:01 EST https://www.sciencedaily.com/releases/2026/02/260228093443.htm https://www.sciencedaily.com/releases/2026/02/260227071931.htm Astronomers have spotted what may be one of the universe’s earliest barred spiral galaxies — a striking cosmic structure forming just 2 billion years after the Big Bang. The galaxy, COSMOS-74706, dates back about 11.5 billion years and contains a stellar bar, a bright, linear band of stars and gas stretching across its center, similar to the one in our own Milky Way. Fri, 27 Feb 2026 12:15:06 EST https://www.sciencedaily.com/releases/2026/02/260227071931.htm https://www.sciencedaily.com/releases/2026/02/260226042445.htm Scientists at the University of Oxford have finally settled a decades-long mystery about the Moon’s magnetic field — and it turns out both sides were right. By reanalyzing Apollo mission rocks, they discovered that the Moon did occasionally generate an incredibly powerful magnetic field, even stronger than Earth’s — but only for fleeting bursts lasting thousands of years or less. Most of the time, the Moon’s magnetic field was weak. Thu, 26 Feb 2026 11:03:17 EST https://www.sciencedaily.com/releases/2026/02/260226042445.htm https://www.sciencedaily.com/releases/2026/02/260224023209.htm Scientists have proposed a surprising connection between solar flares and earthquakes. When solar activity disturbs the ionosphere, it may generate electric fields that penetrate fragile fracture zones in Earth’s crust. If a fault is already critically stressed, this extra electrostatic pressure could help trigger a quake. The idea doesn’t claim direct causation, but it offers a fresh way to think about how space weather and seismic events might interact. Tue, 24 Feb 2026 09:09:35 EST https://www.sciencedaily.com/releases/2026/02/260224023209.htm https://www.sciencedaily.com/releases/2026/02/260224023207.htm Deep inside the Milky Way, an invisible force is quietly holding everything together — its magnetic field. Now, researchers have created one of the most detailed maps ever of this hidden structure, revealing surprising twists in how it flows through our galaxy. Tue, 24 Feb 2026 10:05:10 EST https://www.sciencedaily.com/releases/2026/02/260224023207.htm https://www.sciencedaily.com/releases/2026/02/260221000307.htm Astronomers have uncovered one of the most mysterious galaxies ever found — a dim, ghostly object called CDG-2 that is almost entirely made of dark matter. Located 300 million light-years away in the Perseus galaxy cluster, it was discovered in an unusual way: not by its stars, but by four tightly packed globular clusters acting like cosmic breadcrumbs. Sat, 21 Feb 2026 01:57:52 EST https://www.sciencedaily.com/releases/2026/02/260221000307.htm