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Space.com
3 小时
2 huge asteroid strikes 36 million years ago didn't change Earth's climate over the long ...
The space rocks, both estimated to be no larger than 5 miles (8 kilometers) wide, impacted Earth within 25,000 years of each ...
20 小时
on MSN
'Vermin of the sky' asteroids the size of London buses found near Mars for first time
Over 100 new asteroids were found which are much smaller than the 1km wide ones we could previously spot – but still big ...
1 小时
What was the loud boom and flash in the sky Tuesday morning?
INDIANAPOLIS — Did you hear a loud boom or see a bright flash in the sky Tuesday morning? Well, you're not alone. At around 4 ...
7 小时
Geminid meteor shower to peak this week with 150 shooting stars per hour - when to see it
Every year, mid-December provides the opportunity to see the unique display - which is one of the most active showers of the ...
16 小时
Hidden Organic Reservoirs Found on Ceres, Igniting Hopes for Alien Life
Researchers used data from NASA's Dawn mission to uncover new evidence of internal organic material reservoirs on Ceres, the ...
openaccessgovernment
8 小时
Space exploration with NASA: Where will space research take us in 2025?
As NASA enters a new era of exploration, the agency remains dedicated to pushing the boundaries of human knowledge and inspiring future generations. With a focus on innovation, collaboration, and ...
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