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Live Science on MSN
10 小时
Samples of 'alien' asteroid Ryugu are crawling with life — from Earth
Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But ...
5 天
4-billion-year-old mineral offers clues about Mars’ steaming hot past
The team analyzed meteorites from a large space rock designated as NWA7034 or “Black Beauty.” While all Martian meteorites ...
4 天
Rare Asteroid Sample Contaminated by Microorganisms Despite Scientists’ Best Efforts
A chunk of rock collected from the asteroid Ryugu contains bacteria—but, unfortunately, it's not evidence of alien life.
Live Science on MSN
3 天
Scientists trace origin of Earth's mysterious 'minimoon' days before it escapes into space ...
A new study reveals that the asteroid 2024 PT5, which has been orbiting Earth for 2 months, may have a "lunar origin." ...
4 天
4.45 billion-year-old mineral reveals hot water activity on Mars
Scientists analyzing the 'Black Beauty' meteorite have discovered a zircon grain that hints at hydrothermal systems on early ...
9 天
on MSN
Earth ring theory may shed light on an unexplained ancient climate event, scientists say
Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...
Space.com
12 天
Mars meteorite found in drawer reveals history of water on Red Planet
"We think the water came from the melting of nearby sub-surface ice called permafrost, and that the permafrost melting was ...
ExtremeTech on MSN
12 天
Scientists Say Martian Meteorite Encountered Water on Mars
The unlikely journey that brought the Lafayette Meteorite to Purdue University’s Department of Earth, Atmospheric, and ...
New Scientist on MSN
5 天
Meteorite crystals show evidence of hot water on ancient Mars
A rock that formed around 4.5 billion years ago on Mars before being blasted into space by a meteor strike and making its way ...
12 天
on MSN
Rock once forgotten in a drawer plays key part in dating water on Mars
Despite the team's success in dating the water-rock interaction, the researchers don't think Mars was teeming with water at ...
11 天
How a Martian Meteorite Found in a Drawer Rewrites Mars’ Water History
Scientists have traced the origins of the Lafayette Meteorite back to Mars, dating its water-altered minerals to 742 million ...
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