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Life 'Not as We Know It' Possible on Saturn's Moon Titan
Feb. 27, 2015 — A new type of methane-based, oxygen-free life form that can metabolize and reproduce similar to life on Earth has been modeled. It is theorized to have a cell membrane, composed of small organic ... full story -
New NASA Earth Missions Expand View of Home Planet
Feb. 26, 2015 — Four new NASA Earth-observing missions are collecting data from space -- with a fifth newly in orbit -- after the busiest year of NASA Earth science launches in more than a ... full story -
'Bright Spot' on Ceres Has Dimmer Companion
Feb. 25, 2015 — Dwarf planet Ceres continues to puzzle scientists as NASA's Dawn spacecraft gets closer to being captured into orbit around the object. The latest images from Dawn, taken nearly 29,000 miles ... full story -
SOHO Sees Something New Near the Sun: Comet Survives Close Encounter
Feb. 24, 2015 — An unusual comet skimmed past the sun on Feb 18-21, 2015, as captured by the European Space Agency (ESA) and NASA's Solar and Heliospheric Observatory, or ... full story -
Scientists Identify Mineral That Destroys Organic Compounds, With Implications for Mars Curiosity Mission
Feb. 19, 2015 — Scientists have discovered that the mineral jarosite breaks down organic compounds when it is flash-heated, with implications for Mars research. Jarosite is an iron sulphate and it is one of several ... full story -
Hubble Gets Best View of a Circumstellar Debris Disk Distorted by a Planet
Feb. 19, 2015 — Astronomers have used the Hubble Space Telescope to take the most detailed picture to date of a large, edge-on, gas-and-dust disk encircling the 20-million-year-old star Beta Pictoris. The new image ... full story -
A New View of the Solar System: Astrophysical Jets Driven by the Sun
Feb. 19, 2015 — New research suggests that the sun's magnetic field controls the large-scale shape of the heliosphere much more than expected. The new model shows that the magnetic field squeezes the solar wind ... full story -
Does Dark Matter Cause Mass Extinctions and Geologic Upheavals?
Feb. 19, 2015 — New research concludes that Earth's infrequent but predictable path around and through our Galaxy's disc may have a direct and significant effect on geological and biological phenomena ... full story -
For the First Time, Spacecraft Catch Solar Shockwave in the Act: 'Ultrarelativistic, Killer Electrons' Made in 60 Seconds
Feb. 18, 2015 — On Oct. 8, 2013, an explosion on the sun's surface sent a supersonic blast wave of solar wind out into space. This shockwave tore past Mercury and Venus, blitzing by the moon before streaming ... full story -
Dust to Dust: Disintegrating Rocky Exoplanet Could Unlock Secrets to How Our Solar System Was Formed
Feb. 18, 2015 — Exciting new research has opened up the chance to find out what distant planets are made of. A team of astronomers have made observations which can help reveal the chemical makeup of a small rocky ... full story -
The Strange Case of the Missing Dwarf
Feb. 18, 2015 — The new SPHERE instrument on ESO's Very Large Telescope has been used to search for a brown dwarf expected to be orbiting the unusual double star V471 Tauri. SPHERE has given astronomers the ... full story -
Closest Known Flyby of Star to Our Solar System: Dim Star Passed Through Oort Cloud 70,000 Years Ago
Feb. 17, 2015 — Astronomers from the US, Europe, Chile and South Africa have determined that 70,000 years ago a recently discovered dim star is likely to have passed through the solar system's distant cloud of ... full story -
Dawn Captures Sharper Images of Ceres
Feb. 17, 2015 — Craters and mysterious bright spots are beginning to pop out in the latest images of Ceres from NASA's Dawn spacecraft. These images, taken Feb. 12 at a distance of 52,000 miles (83,000 ... full story -
Satellite Images Reveal Ocean Acidification from Space
Feb. 16, 2015 — Pioneering techniques that use satellites to monitor ocean acidification are set to revolutionize the way that marine biologists and climate scientists study the ocean. This new approach offers ... full story -
'Pale Blue Dot' Images Turn 25
Feb. 13, 2015 — Valentine's Day is special for NASA's Voyager mission. It was on Feb. 14, 1990, that the Voyager 1 spacecraft looked back at our solar system and snapped the first-ever pictures of the ... full story -
Application of Laser Microprobe Technology to Apollo Samples Refines Lunar Impact History
Feb. 12, 2015 — Researchers have now refined the timeline of meteorite impacts on the moon through a pioneering application of laser microprobe technology to Apollo 17 ... full story -
From Space Junk to Asteroids, Dark Energy Camera Unveils Small Objects in Our Solar System
Feb. 12, 2015 — The 570-megapixel Dark Energy Camera, built to observe galaxies far away from Earth, also helps scientists spot and identify objects much closer to home: space junk that could damage satellites, ... full story -
Why Comets Are Like Deep Fried Ice Cream
Feb. 11, 2015 — Astronomers tinkering with ice and organics in the lab may have discovered why comets are encased in a hard, outer crust. Using an icebox-like instrument nicknamed Himalaya, the researchers show that ... full story -
How Conditions of Spaceflight Affect Living Organisms: New Research Headed to Space Station
Feb. 10, 2015 — New research will be heading to the International Space Station to help NASA understand how the conditions of spaceflight affect living organisms. This work is helping the agency develop the ... full story -
NASA's LRO Discovers Lunar Hydrogen More Abundant on Moon's Pole-Facing Slopes
Feb. 10, 2015 — The recent discovery of hydrogen-bearing molecules, possibly including water, on the moon has explorers excited because these deposits could be mined if they are sufficiently abundant, sparing the ... full story
- Scientists identify mineral that destroys organic compounds, with implications for Mars Curiosity Mission
- Hubble gets best view of a circumstellar debris disk distorted by a planet
- A new view of the solar system: Astrophysical jets driven by the sun
- Does dark matter cause mass extinctions and geologic upheavals?
- For the first time, spacecraft catch solar shockwave in the act: 'Ultrarelativistic, killer electrons' made in 60 seconds
- Dust to dust: Disintegrating rocky exoplanet could unlock secrets to how our solar system was formed
- The strange case of the missing dwarf
- Closest known flyby of star to our solar system: Dim star passed through Oort Cloud 70,000 years ago
- Dawn captures sharper images of Ceres
- Application of laser microprobe technology to Apollo samples refines lunar impact history
- From space junk to asteroids, dark energy camera unveils small objects in our solar system
- How conditions of spaceflight affect living organisms: New research headed to space station
- NASA's LRO discovers lunar hydrogen more abundant on moon's pole-facing slopes
- Astronomers breathe new life into venerable instrument
- Twinkle on fast-track mission to unveil exoplanet atmospheres
- Scientists predict Earth-like planets around most stars
- VISTA stares right through the Milky Way, sees Trifid Nebula in a new light
- Meteorite may represent 'bulk background' of Mars' battered crust
- Radar Images of Near-Earth Asteroid
- Cassini catches Saturn's moon Titan naked in the solar wind
- Gully patterns document Martian climate cycles
- The mouth of the beast: VLT images cometary globule CG4
- NASA's Dawn spacecraft captures best-ever view of dwarf planet Ceres
- Asteroid that flew past Earth has moon
- Ancient star system reveals Earth-sized planets forming near start of universe
- Rosetta data reveals more surprises about comet 67P
- Rosetta data give closest-ever look at a comet
- New research re-creates planet formation, super-Earths and giant planets in the laboratory
- Rosetta Comet 'pouring' more water into space
- Watching the birth of a comet magnetosphere
- Gas variations are suggestive of seasons on comet Chury
- Growing bone in space: Study to test therapy for bone loss on the International Space Station
- Telescope to seek dust where other Earths may lie
- Gullies on protoplanet Vesta suggest past water-mobilized flows
- Dawn spacecraft delivers new image of dwarf planet Ceres
- How planetary building blocks evolved from porous to hard objects
- Asteroid to fly by Earth safely on January 26
- NASA and ESA celebrate 10 years since Huygens probe landing on Saturn's moon Titan
- NEOWISE: A yearlong look at the sky
- Three nearly Earth-size planets found orbiting nearby star: One in 'Goldilocks' zone
- Planets outside our solar system may be more hospitable to life than thought, research suggests
- NASA’s New Horizons spacecraft begins first stages of Pluto encounter
- Space station worms’ research potential is anything but flat
- Trans-Neptunian objects suggest that there are more dwarf planets in our solar system
- Probing strong gravity in a binary neutron star system
- A twist on planetary origins: Meteorites were byproducts of planetary formation, not building blocks
- Flashes from 'photonic booms' may help illuminate astronomical secrets
- Astronomers use vanishing neutron star to measure space-time warp
- Deep Space Climate Observatory to provide 'EPIC' views of Earth
- Volunteer 'Disk Detectives' top one million classifications of possible planetary habitats
- Eight new planets found in 'Goldilocks' zone: Two are most similar to Earth of any known exoplanets
- Study casts doubt on mammoth-killing cosmic impact
- Record-breaking black hole outburst detected
- New instrument reveals recipe for other Earths
- Super-Earths have long-lasting oceans
- Electromagnetic waves linked to particle fallout in Earth's atmosphere, new study finds
- New analyses of Martian chemical maps suggest water bound to sulfates in soil
- Gecko grippers get a microgravity test flight
- Tales from a Martian rock: New chemical analysis of ancient Martian meteorite provides clues to planet's history of habitability
- Scientists 'map' water vapor in Martian atmosphere
- Dust devil and the details: Spinning up a storm on Mars
- Origin of long-standing space mystery revealed: Origin of the 'theta aurora'
- Swarms of Pluto-size objects kick up dust around adolescent Sun-like star
- Scientists develop solar observatory for use on suborbital manned space missions
- Saturn's largest moon is a windy place: Titan dune puzzle solved
- Complex mineralogy on the Red Planet: First X-ray diffraction measurements on Mars
- Powering space craft of the future
- Physicist presents new observational solar weather model
- Successful launch of NASA's Orion spacecraft heralds first step on journey to Mars
- Dawn snaps its best-yet image of dwarf planet Ceres
- Stardust not likely to block planet portraits
- Losing air: Barrage of small impacts likely erased much of the Earth’s primordial atmosphere
- Traces of Martian biological activity could be locked inside a meteorite
- NASA's CATS eyes clouds, smoke and dust from the space station
- Ground-based detection of super-Earth transit paves way to remote sensing of exoplanets
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