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Second CubeSat added to ESAs Ramses mission for close study of Apophis
Paris, France (SPX) May 21, 2025 ESA is expanding its Ramses mission to asteroid Apophis with the addition of a second CubeSat, further enhancing scientific efforts to study the asteroid during its extremely close approach to Earth on April 13, 2029. Apophis, measuring 375 meters across, will pass Earth at a remarkably close distance, offering a rare opportunity for in-depth observation. The Ramses mission, which could be officially confirmed at ESA's Ministerial Council meeting this November, is scheduled to launch in 2028. The ... read more |
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Laser ultrasound used to reveal the elasticity of space rock for the first timeNottingham UK (SPX) May 20, 2025 Scientists and engineers at the University of Nottingham have measured the stiffness of space rock for the first time. Many meteorites are made of crystalline materials, formed under exotic co ... more 
China Prepares for Launch of Tianwen 2 Asteroid Sample-Return MissionTokyo, Japan (SPX) May 19, 2025 China is set to launch its first asteroid sample-return mission, Tianwen 2, within the next two weeks from the Xichang Satellite Launch Center in Sichuan province, as confirmed by the China National ... more 
Ancient pollen reveals stories about Earth's history, from the asteroid strike that killed the dinosaurs to the Mayan collapseRolla MO (SPX) May 21, 2025 If you are sneezing this spring, you are not alone. Every year, plants release billions of pollen grains into the air, specks of male reproductive material that many of us notice only when we get wa ... more 
Why collect asteroid samplesLos Angeles CA (SPX) May 13, 2025 China's Tianwen-2 asteroid sample return mission is set to launch this month, May 2025, en route to the asteroid Kamo?oalewa (2016 HO3). The country could join the United States and Japan, whose spa ... more |
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Ever wonder why some meteor showers are so unpredictableLos Angeles CA (SPX) Apr 22, 2025 A newly published study by SETI Institute researchers suggests that the irregularity of certain meteor showers arises not from chaotic planetary influences but from the subtle, yet consequential, mo ... more 
NASA's Lucy Spacecraft Prepares Second Asteroid EncounterSan Antonio TX (SPX) Apr 15, 2025 NASA's Lucy spacecraft is 6 days and less than 50 million miles (80 million km) away from its second close encounter with an asteroid; this time, the small main belt asteroid Donaldjohanson. T ... more 
Astronomers identify rare Earth-crossing asteroid from unexpected sourceLos Angeles CA (SPX) Apr 14, 2025 Astronomers at W. M. Keck Observatory on Maunakea, Hawai'i, have traced the origin of 2024 YR4, an Earth-crossing asteroid discovered in December 2024, to a surprising location. Contrary to expectat ... more 
How NASA Science Data Defends Earth from AsteroidsWashington DC (SPX) Apr 14, 2025 The asteroid 2024 YR4 made headlines in February with the news that it had a chance of hitting Earth on Dec. 22, 2032, as determined by an analysis from NASA's Center for Near Earth Object Studies ( ... more
SwRI-led Lucy probe to pass main belt asteroid DonaldjohansonLos Angeles CA (SPX) Apr 10, 2025 NASA's Lucy spacecraft is preparing for a pivotal encounter on April 20, 2025, as it targets asteroid (52246) Donaldjohanson, a three-mile-wide object located in the main asteroid belt. This flyby, ... more |
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Asteroid risk reevaluated with fresh data from Earth and space
Berlin, Germany (SPX) Apr 10, 2025 An international coalition of scientists is closely monitoring near-Earth asteroid 2024 YR4, with new calculations showing a dramatic reduction in its potential to strike Earth in 2032. Initially estimated at a 3 percent probability, the chance of an Earth impact has now been downgraded to less than 0.001 percent. Discovered in December 2024, 2024 YR4 prompted the International Asteroid Warning Network (IAWN) to issue its first alert on January 29, 2025. Early estimates suggested a 1.3 percent cha ... read more
Mammals made landfall long before asteroid wiped out dinosaursLondon, UK (SPX) Apr 10, 2025 More mammals were moving from life in the trees to living on the ground several million years before the mass extinction that ended the age of dinosaurs, according to a new study led by the Universi ... more |
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NASA Webb Telescope Sizes Up Small Asteroid with Big Implications Los Angeles CA (SPX) Apr 10, 2025 NASA's James Webb Space Telescope has provided critical new data on asteroid 2024 YR4, confirming that this near-Earth object poses no significant risk of impact in 2032 or the foreseeable future. ... more
Life rebounded quickly after dinosaur-killing impactLos Angeles CA (SPX) Apr 10, 2025 Roughly 66 million years ago, a colossal asteroid collided with Earth, triggering the mass extinction of the non-avian dinosaurs and wiping out approximately 70% of marine species. But new research ... more
NASA Webb Measures Size and Surface of Near-Earth Asteroid 2024 YR4Los Angeles CA (SPX) Apr 03, 2025 NASA's James Webb Space Telescope has observed asteroid 2024 YR4, revealing it to be roughly 60 meters in diameter-about the height of a 15-story building-and confirming it poses no significant thre ... more
Mammals were shifting to ground life long before dinosaur extinctionLondon, UK (SPX) Apr 03, 2025 New findings from the University of Bristol suggest that mammals had begun transitioning from arboreal habitats to terrestrial ones several million years prior to the asteroid strike that caused the ... more
NASA says asteroid 2024 YR4 size of a 10-story building; increases chances of moon impactWashington DC (UPI) Apr 3, 2025 NASA said that an asteroid previously believed to be destined for Earth is the size of a 10-story building and is now more likely to make impact with the moon. ... more |
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