Asteroids, Comets and Meteors News

June 3, 2025

Top Headlines

Millions of New Solar System Objects to Be Found and 'Filmed in Technicolor' -- Studies Predict

June 3, 2025 — Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this ...

Cosmic Mystery Deepens as Astronomers Find Object Flashing in Both Radio Waves and X-Rays

May 28, 2025 — A team of international astronomers have discovered a new cosmic object emitting both radio waves and ...

Why Are Some Rocks on the Moon Highly Magnetic?

May 23, 2025 — Scientists may have solved the mystery of why the moon shows ancient signs of magnetism although it has no magnetic field today. An impact, such as from a large asteroid, could have generated a cloud of ionized particles that briefly enveloped the ...

Saturn's Moon: Mysterious Wobbling Atmosphere Like a Gyroscope

May 22, 2025 — The puzzling behavior of Titan's atmosphere has been revealed. The team has shown that the thick, hazy atmosphere of Saturn's largest moon doesn't spin in line with its surface, but instead wobbles like a gyroscope, shifting with the ...

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Missing Link in Early Martian Water Cycle Discovered

May 20, 2025 — Astronomers have filled a large gap in knowledge about Mars' water cycle. Their research on water percolating from surface to aquifer could change the picture of what early Mars was like, suggesting ...

Ultraviolet Data from NASA's Europa Clipper Mission

May 15, 2025 — The Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has successfully completed its initial commissioning following the October 14, 2024, launch. Scheduled to arrive in the ...

What Lies Beneath: Using Rock Blasted from Craters to Probe the Martian Subsurface

May 14, 2025 — By analyzing how far material ejected from an impact crater flies, scientists can locate buried glaciers and other interesting subsurface ...

Astrophysicist Searches for Ripples in Space and Time in New Way

May 12, 2025 — Massive ripples in the very fabric of space and time wash over Earth constantly, although you'd never notice. An astrophysicist is trying a new search for these gravitational ...

NASA's NICER Maps Debris from Recurring Cosmic Crashes

May 6, 2025 — Astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA's NICER (Neutron star Interior Composition Explorer) and other ...

Space Junk Falling to Earth Needs to Be Tracked: Meteoroid Sounds Can Help

May 2, 2025 — Space junk and meteoroids are falling to Earth every year, posing a growing risk as they re-enter the atmosphere at high speeds. Researchers are using infrasound sensors to track these objects, ...

New Research Shatters Long-Held Beliefs About Asteroid Vesta

Apr. 28, 2025 — For decades, scientists believed Vesta, one of the largest objects in our solar system's asteroid belt, wasn't just an asteroid and eventually concluded it was more like a planet with a crust, mantle ...

Billion-Year-Old Impact in Scotland Sparks Questions About Life on Land

Apr. 28, 2025 — New research has revealed that a massive meteorite struck northwestern Scotland about 200 million years later than previously thought, in a discovery that not only rewrites Scotland's geological ...

Volcanic History and Clues to Ancient Life on Mars

Apr. 18, 2025 — Researchers use the sophisticated technology on NASA's Perseverance rover to analyze volcanic rocks in Mars' Jezero Crater. Their findings show that some of the same volcanic processes that led to ...

Evidence Blasted Into Space: Mystery Why Some Meteorites Look Less Shocked Solved

Apr. 24, 2025 — Carbon-containing meteorites look like they had less severe impacts than those without carbon because the evidence was blasted into space by gases ...

Astronomers Find Earth-Like Exoplanets Common Across the Cosmos

Apr. 25, 2025 — Astronomers have discovered that super-Earth exoplanets are more common across the universe than previously thought. While it can be relatively easy to locate worlds that orbit close to their star, ...

Scientists Use James Webb Space Telescope to Better Understand Solar System's Origins

Apr. 24, 2025 — Using the James Webb Space Telescope (JWST), scientists analyzed far-away bodies -- known as Trans-Neptunian Objects (TNOs) -- and found varying traces of methanol. The discoveries are helping them ...

Astronomers Discover a Planet That's Rapidly Disintegrating, Producing a Comet-Like Tail

Apr. 22, 2025 — A planet 140 light-years from Earth is rapidly coming apart due to its close proximity to its star. The roasting planet is effectively evaporating away: It sheds an enormous amount of surface ...

Scientists Probe the Mystery of Titan's Missing Deltas

Apr. 18, 2025 — New research finds that despite large rivers and seas of liquid methane, Saturn's moon Titan seems mostly devoid of river deltas, raising new questions about the surface dynamics on this alien ...

Curiosity Rover Finds Large Carbon Deposits on Mars

Apr. 17, 2025 — Research from NASA's Curiosity rover has found evidence of a carbon cycle on ancient ...

Ever Wonder Why Some Meteor Showers Are So Unpredictable?

Apr. 16, 2025 — Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? Researchers show that this is not due to the random pull of the planets, but ...

Crystal Clues on Mars Point to Watery and Possibly Life-Supporting Past

Apr. 16, 2025 — A new study analyzing data from NASA's Perseverance rover has uncovered compelling evidence of multiple mineral-forming events just beneath the Martian surface -- findings that bring scientists ...

Scientists Find Evidence That Overturns Theories of the Origin of Water on Earth

Apr. 16, 2025 — Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...

Molten Martian Core Could Explain Red Planet's Magnetic Quirks

Apr. 15, 2025 — First ever supercomputer simulations of Mars with a fully molten core could explain the Red Planet's unusual magnetic field. Billions of years ago, Mars had an active magnetic field. ...

Mysterious Atmosphere of 'Rosetta Stone' Exoplanet

Apr. 15, 2025 — A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d ...

Scientists May Have Solved a Puzzling Space Rock Mystery

Apr. 14, 2025 — Researchers may have answered one of space science's long-running questions -- and it could change our understanding of how life began. Carbon-rich asteroids are abundant in space yet make up ...

Saturn's Moon Titan Could Harbor Life, but Only a Tiny Amount, Study Finds

Apr. 7, 2025 — Despite its uniquely rich inventory of organic molecules, Saturn's largest moon, Titan, may be able to support only a minuscule amount of biomass, if life exists on the moon, according to a ...

Solar Cells Made of Moon Dust Could Power Future Space Exploration

Apr. 3, 2025 — The same dirt that clings to astronauts' boots may one day keep their lights on. Researchers created solar cells made out of simulated Moon dust. The cells convert sunlight into energy ...

Existing International Law Can Help Secure Peace and Security in Outer Space

Apr. 2, 2025 — World leaders should look to existing international law on the use of force to address the threat of space becoming ever more militarized, a new study ...

Asteroid Impact Threat Estimates Improved for the Earth and the Moon

Apr. 2, 2025 — An international team is currently closely tracking the near-Earth asteroid 2024 YR4. The impact probability estimates for the year 2032 has been reduced from a peak of 3 percent to below 0.001 ...

Miso Made in Space Tastes Nuttier

Apr. 2, 2025 — Miso is a traditional Japanese condiment made by fermenting cooked soybeans and salt. Researchers successfully made miso on the International Space Station (ISS). They found that the miso smelled and ...

Organic Molecules of Unprecedented Size Discovered on Mars

Mar. 24, 2025 — The longest organic molecules identified to date on Mars have recently been detected. These long carbon chains, containing up to 12 consecutive carbon atoms, could exhibit features similar to the ...

Meteorites: A Geologic Map of the Asteroid Belt

Mar. 18, 2025 — Where do meteorites of different type come from? In a review paper, astronomers trace the impact orbit of observed meteorite falls to several previously unidentified source regions in the asteroid ...

Age of Upcoming Asteroid Flyby Target

Mar. 17, 2025 — New modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit and spin properties have ...

TOI-1453: Sub-Neptune in System of Two Exoplanets

Mar. 14, 2025 — Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...