Asteroids, Comets and Meteors News
May 2, 2024
Top Headlines
May 2, 2024 Recent reports of NASA's James Webb Space Telescope finding signs of life on a distant planet understandably sparked excitement. A new study challenges this finding, but also outlines how the telescope might verify the presence of the life-produced ...
May 1, 2024 A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that the sediments were formed in a river, delta, or near the ...
Apr. 29, 2024 Samples reveal evidence of changes experienced by the surface of asteroid Ryugu, some probably due to micrometeoroid ...
Apr. 24, 2024 A new study has recovered a 3.7-billion-year-old record of Earth's magnetic field, and found that it appears remarkably similar to the field surrounding Earth ...
Latest Headlines
updated 6:50pm EDT
Apr. 23, 2024 Astrophysicists have made a significant step toward solving the last puzzle in magnetohydrodynamic turbulence theory by observing the weak to strong ...
Apr. 22, 2024 Despite surface temperatures hot enough to melt lead, lava-spewing volcanoes, and puffy clouds of sulfuric acid, uninhabitable Venus offers vital lessons about the potential for life on other ...
Apr. 19, 2024 Researchers have found that modern weather models can accurately predict the energy that Earth emits and reflects into space, which directly affects the movements of low Earth-orbiting (LEO) ...
Apr. 16, 2024 A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But ...
Apr. 10, 2024 Research has uncovered important new insights into the evolution of oxygen, carbon, and other vital elements over the entire history of Earth -- and ...
Apr. 8, 2024 Antarctica harbors a large concentration of meteorites imbuing the icy continent with an unparalleled wealth of information on our solar system. However, these precious meteorites are rapidly ...
Mar. 28, 2024 New research has discovered a rare dust particle trapped in an ancient extra-terrestrial meteorite that was formed by a star other than our ...
Mar. 27, 2024 Researchers found that the double-lobed object, which is officially named Kuiper Belt Object 486958 Arrokoth and resembles a snowman, may have ...
Mar. 26, 2024 An orange dwarf star has yielded the tiniest 'starquakes' ever recorded, measured by an international team of ...
Mar. 26, 2024 An Antarctic large-scale experiment is striving to find out if gravity also exists at the quantum level. An extraordinary particle able to travel ...
Earlier Headlines
Mar. 22, 2024 Could life be found in frozen sea spray from moons orbiting Saturn or Jupiter? New research finds that life can be detected in a single ice grain containing one bacterial cell or portions of a cell. ...
Mar. 22, 2024 How much time do planets have to form from a swirling disk of gas and dust around a star? A new study gives scientists a better idea of how our own solar system came to ...
Mar. 21, 2024 A challenge to space scientists to better understand our hazardous near-Earth space environment has been set in a new ...
Mar. 20, 2024 New study reveals that Europa's ice shell is at least 20 kilometers ...
Mar. 14, 2024 The period that liquid water was present on the surface of Mars may have been shorter than previously thought. Channel landforms called gullies, previously thought to be formed exclusively by liquid ...
Mar. 14, 2024 A new paper presents findings about the Kuiper Belt Object 486958 Arrokoth, shedding new light on the preservation of volatile substances like carbon monoxide in such distant celestial bodies. The ...
Mar. 13, 2024 What do margaritas, vinegar, and ant stings have in common? They contain chemical ingredients that NASA's James Webb Space Telescope has identified surrounding two young protostars known as IRAS ...
Mar. 13, 2024 Space travel and zero gravity can take a toll on the body. A new study has found that astronauts with no prior history of headaches may experience migraine and tension-type headaches during long-haul ...
Mar. 12, 2024 Sand ripples are symmetrical. Yet wind -- which causes them -- is very much not. Furthermore, sand ripples can be found on Mars and on Earth. They would be even more fascinating if the same effect ...
Mar. 8, 2024 As more people seek to go where no man has gone before, researchers are exploring how forensic science can be adapted to extraterrestrial environments. A new study highlights the behavior of blood in ...
Mar. 7, 2024 Sound waves thought to be from a 2014 meteor fireball north of Papua New Guinea were almost certainly vibrations from a truck rumbling along a nearby road, new research shows. The findings raise ...
Mar. 5, 2024 Space weather experts are urging regulators and space tourism innovators to work together to protect their passengers and crews from the risks of space weather radiation ...
Mar. 4, 2024 The James Webb Space Telescope is helping scientists uncover how planets form by advancing understanding of their birthplaces and the circumstellar disks surrounding young stars. Scientists have ...
Mar. 4, 2024 Geologists determined the original orientation of many of the Mars bedrock samples collected by the Perseverance rover. The findings can give scientists clues to the conditions in which the rocks ...
Feb. 29, 2024 Astrobiologists have devised a novel way to determine ocean temperatures of distant worlds based on the thickness of their ice shells, effectively conducting oceanography from ...
Feb. 29, 2024 An increasing number of seismologists are using fiber optic cables to detect seismic waves on Earth -- but how would this technology fare on the Moon, and what would it tell us about the deep layers ...
Feb. 26, 2024 When a star like our Sun reaches the end of its life, it can ingest the surrounding planets and asteroids that were born with it. Now, researchers have found a unique signature of this process for ...
Feb. 22, 2024 NASA's James Webb Space Telescope has found the best evidence yet for emission from a neutron star at the site of a recently observed supernova. The supernova, known as SN 1987A, was a ...
Feb. 22, 2024 Astronomers have characterized a bright quasar, finding it to be not only the brightest of its kind, but also the most luminous object ever observed. Quasars are the bright cores of distant galaxies ...
Feb. 22, 2024 Scientists suspect Mars once had long-lived rivers, lakes and streams. Today, water on Mars is found in ice at the poles and trapped below the Martian surface. Researchers now reveal that Mars also ...
Friday, March 22, 2024
- Signs of Life Would Be Detectable in Single Ice Grain Emitted from Extraterrestrial Moons
- James Webb Space Telescope Captures the End of Planet Formation
Thursday, March 21, 2024
Wednesday, March 20, 2024
Thursday, March 14, 2024
- Surprising Insights About Debris Flows on Mars
- Ancient Ice May Still Exist in Distant Space Objects, Researchers Find
Wednesday, March 13, 2024
- Cheers! NASA's Webb Finds Ethanol, Other Icy Ingredients for Worlds
- Do Astronauts Experience 'space Headaches'?
Tuesday, March 12, 2024
Friday, March 8, 2024
Thursday, March 7, 2024
Tuesday, March 5, 2024
Monday, March 4, 2024
- JWST Captures the End of Planet Formation
- Study Determines the Original Orientations of Rocks Drilled on Mars
Thursday, February 29, 2024
- Ice Shell Thickness Reveals Water Temperature on Ocean Worlds
- Could Fiber Optic Cable Help Scientists Probe the Deep Layers of the Moon?
Monday, February 26, 2024
Thursday, February 22, 2024
- Webb Finds Evidence for Neutron Star at Heart of Young Supernova Remnant
- Brightest and Fastest-Growing: Astronomers Identify Record-Breaking Quasar
- Three Years Later, Search for Life on Mars Continues
Thursday, February 15, 2024
- Evidence of Geothermal Activity Within Icy Dwarf Planets
- Diverse Ancient Volcanoes on Mars Discovered by Planetary Scientist May Hold Clues to Pre-Plate Tectonic Activity on Earth
Tuesday, February 6, 2024
- Newly Discovered Carbon Monoxide-Runaway Gap Can Help Identify Habitable Exoplanets
- Understanding the Moon's History With Chang'e-5 Sample
Thursday, February 1, 2024
Monday, January 29, 2024
- Researchers Spying for Signs of Life Among Exoplanet Atmospheres
- Cosmic Building Blocks of Life Discovered Through the Electron Microscope
Friday, January 26, 2024
Tuesday, January 23, 2024
Tuesday, January 16, 2024
Thursday, January 11, 2024
- Potential Solvents Identified for Building on Moon and Mars
- NASA's Webb Discovers Dusty 'cat's Tail' In Beta Pictoris System
Tuesday, January 9, 2024
- NASA's Webb Finds Signs of Possible Aurorae on Isolated Brown Dwarf
- Meteorite Analysis Shows Earth's Building Blocks Contained Water
Tuesday, January 2, 2024
- Is Oxygen the Cosmic Key to Alien Technology?
- Designing the 'perfect' Meal to Feed Long-Term Space Travelers
Thursday, December 21, 2023
- Organic Compounds in Asteroids Formed in Colder Regions of Space
- NASA's Hubble Watches 'spoke Season' On Saturn
Friday, December 15, 2023
Tuesday, December 12, 2023
Monday, December 11, 2023
Friday, December 8, 2023
Tuesday, December 5, 2023
- Limitations of Asteroid Crater Lakes as Climate Archives
- Unlocking Neutron Star Rotation Anomalies: Insights from Quantum Simulation
Monday, December 4, 2023
Friday, December 1, 2023
Wednesday, November 29, 2023
Tuesday, November 28, 2023
Wednesday, November 15, 2023
Tuesday, November 14, 2023
- 'Bouncing' Comets Could Deliver Building Blocks for Life to Exoplanets
- Using Eclipses to Calculate the Transparency of Saturn's Rings
Thursday, November 9, 2023
- Extended Habitability of Exoplanets Due to Subglacial Water
- Exploring the Origin of Nucleosynthetic Isotope Variations in Ryugu Samples
- Scientists Find 14 New Transient Objects in Space by Peering Through the 'Christmas Tree Galaxy Cluster'
Monday, November 6, 2023
Thursday, November 2, 2023
Wednesday, November 1, 2023
Tuesday, October 31, 2023
Monday, October 30, 2023
Wednesday, October 25, 2023
Tuesday, October 24, 2023
- Astrophysicists Scan the Galaxy for Signs of Life
- Curiosity Rover Finds New Evidence of Ancient Mars Rivers, a Key Signal for Life
Monday, October 23, 2023
- Researchers Capture First Images of a Radio 'ring of Fire' Solar Eclipse
- Researchers Probe How a Piece of the Moon Became a Near-Earth Asteroid
- The Moon Is 40 Million Years Older Than Previously Thought
Tuesday, October 17, 2023
Monday, October 16, 2023
Wednesday, October 11, 2023
- Removal of Magnetic Spacecraft Contamination Within Extraterrestrial Samples Easily Carried Out, Researchers Say
- Researchers Capture First-Ever Afterglow of Huge Planetary Collision in Outer Space
Tuesday, October 3, 2023
- A Prehistoric Cosmic Airburst Preceded the Advent of Agriculture in the Levant
- Large Mound Structures on Kuiper Belt Object Arrokoth May Have Common Origin
Monday, September 25, 2023
Friday, September 22, 2023
Monday, September 18, 2023
Thursday, September 14, 2023
Thursday, September 7, 2023
Thursday, August 10, 2023
Wednesday, August 9, 2023
Friday, August 4, 2023
Thursday, August 3, 2023
Wednesday, August 2, 2023
Tuesday, August 1, 2023
Monday, July 31, 2023
- Sun 'umbrella' Tethered to Asteroid Might Help Mitigate Climate Change
- New Algorithm Ensnares Its First 'potentially Hazardous' Asteroid
Thursday, July 27, 2023
Friday, July 21, 2023
Thursday, July 20, 2023
Wednesday, July 19, 2023
Monday, July 17, 2023
Friday, July 14, 2023
Thursday, July 13, 2023
Wednesday, July 12, 2023
Tuesday, July 11, 2023
- Training Robots How to Learn, Make Decisions on the Fly
- Satellite Security Lags Decades Behind the State of the Art