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Asteroid family link strengthened by SwRI analysis of Bennu and Ryugu
Los Angeles CA (SPX) Aug 22, 2025 A Southwest Research Institute study of near-Earth asteroids Bennu and Ryugu provides compelling evidence that both objects originated from the Polana collisional family in the main asteroid belt between Mars and Jupiter. The team compared Polana spectroscopy data with spacecraft and laboratory results from Ryugu and Bennu, revealing strong similarities in their near-infrared spectra that support a shared parent body. "Very early in the formation of the solar system, we believe large asteroi ... read more |
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Ceres once held deep energy reserves that may have supported lifeLos Angeles CA (SPX) Aug 21, 2025 The dwarf planet is cold now, but new research paints a picture of Ceres hosting a deep, long-lived energy source that may have maintained habitable conditions in the past. New NASA research h ... more 
Two different types of asteroids may actually share same origin storyLos Angeles CA (SPX) Aug 22, 2025 Approximately 4.6 billion years ago our solar system formed from a huge disk of gas and dust orbiting our Sun. The asteroids we see today are some of the most complete artifacts of this formation le ... more 
Fireball lights up Japanese skiesTokyo (AFP) Aug 20, 2025 A flashing fireball dashed across the skies of western Japan, shocking residents and dazzling stargazers, though experts said it was a natural phenomenon and not an alien invasion. Videos an ... more 
Close-up views of NASA's DART impact to inform planetary defenseGreenbelt MD (SPX) Aug 22, 2025 On Sept. 11, 2022, engineers at a flight control center in Turin, Italy, sent a radio signal into deep space. Its destination was NASA's DART (Double Asteroid Redirection Test) spacecraft flying t ... more |
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Tianwen-2 radar to reveal inner secrets of asteroids and cometsTokyo, Japan (SPX) Jul 22, 2025 A new study published in Earth and Planetary Physics by Shenzhen University researchers Shibang Du and Chunyu Ding offers a detailed overview of the internal characteristics of asteroids and comets, ... more 
Seismic signatures reveal fragmentation patterns of fireball meteoroidsLos Angeles CA (SPX) Jul 24, 2025 Seismic data can distinguish between intact and fragmented fireball meteoroids during atmospheric entry, according to a new study published in Seismological Research Letters. Researchers led by Iona ... more 
Massive Boulders Ejected During DART Mission Complicate Future Asteroid Deflection EffortsCollege Park MD (SPX) Jul 11, 2025 University of Maryland astronomers discovered that an unexpected blast of space rocks ejected during DART mission carried three times more momentum than the spacecraft itself, leading to new insight ... more 
Newly discovered interstellar object 'may be oldest comet ever seen'London, UK (SPX) Jul 14, 2025 A mystery interstellar object discovered last week is likely to be the oldest comet ever seen - possibly predating our solar system by more than three billion years, researchers say. The "wate ... more
Comet believed to be 3 billion years older than our solar systemWashington DC (UPI) Jul 11, 2025 Scientists believe an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever encountered. ... more |
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NASA spacecraft captures detailed images of Donaldjohanson asteroid
Los Angeles CA (SPX) Jul 07, 2025 Scientists from NASA's Lucy mission have completed initial analysis of data gathered during the spacecraft's April 20 flyby of the main-belt asteroid Donaldjohanson. Images taken by Lucy's L'LORRI imager just minutes before closest approach have provided a comprehensive view of the asteroid, marking a successful test for future operations. Mission engineers describe the event as a crucial dress rehearsal ahead of Lucy's primary science targets, the Jupiter Trojan asteroids. The results have booste ... read more 
Third-ever confirmed interstellar object blazing through Solar SystemParis (AFP) July 3, 2025 Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System - only the third ever spotted, though scientists suspect many more may slip past unnoticed. ... more |
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NASA raises chance for asteroid to hit moonWashington DC (UPI) Jun 19, 2025 NASA has announced that an asteroid about 200 feet in diameter is now slightly more likely to crash into the moon. ... more
Asteroid 2024 YR4 poses low risk of Moon impact in 2032 Paris, France (SPX) Jun 30, 2025 Asteroid 2024 YR4 gained attention after its discovery in late December 2024, when automated systems indicated a small chance of Earth impact in 2032. This probability briefly rose to 3%, prompting ... more 
Earth's satellites at risk if asteroid smashes into Moon: studyParis (AFP) June 23, 2025 If a huge asteroid smashes into the Moon in 2032, the gigantic explosion would send debris streaming towards Earth that would threaten satellites and create a spectacular meteor shower, according to researchers. ... more 
Ethical and legal clarity urged as planetary defense faces asteroid threatsSydney, Australia (SPX) Jun 17, 2025 A potentially catastrophic asteroid impact may seem like science fiction, yet the possibility remains real. Earlier this year, asteroid 2024 YR4 briefly raised alarms with a 1-2 percent chance of co ... more
ESA Flyeye telescope begins full sky survey for asteroid detectionParis, France (SPX) Jun 12, 2025 The European Space Agency's Flyeye telescope has officially commenced operations, capturing its first celestial images and marking a significant advancement in the detection of near-Earth asteroids ... more |
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