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Space on MSN
1 天
Scientists find secret comet in the asteroid belt — how many others are there?
Comets masquerading as asteroids are being found in increasing numbers, with 14 now known in the asteroid belt.
earth
3 小时
Comets may have delivered water to Earth
Recent studies show comet dust influenced earlier measurements of water’s origins on Earth, challenging previous findings.
23 小时
5 spectacular images of asteroids and comets from NASA’s retired NEOWISE mission
NEOWISE, NASA’s retired infrared telescope, has tracked numerous near-Earth objects and discovered a rare comet since 2013.
Futurism on MSN
1 天
Scientists Propose Interesting Explanation for Mysterious Signals From Space
Fast radio bursts, hugely powerful discharges of energy emanating from the furthest reaches of outer space, have confounded ...
3 天
on MSN
Could comets, asteroids be responsible for Earth's rich water reserves? New Nasa study ...
Scientists have reevaluated the water composition of Comet 67P, finding it surprisingly similar to Earth's oceans. This ...
Space on MSN
2 天
Comets probably delivered Earth its water long ago, new study reveals
Water. All life on Earth requires it in some way or another, and it's hard to miss that roughly 70% of our planet's surface ...
6 小时
Earth’s Oceans May Have Come From Comet Strikes, Scientists Say
NASA's new study on comet 67P suggests comets may have supplied water to Earth's oceans, challenging previous theories and ...
4 天
on MSN
NASA Reveals Jupiter Comets May Have Brought Water to Earth
Scientists have revived the theory that short-period comets could have played a crucial role in filling Earth's oceans with ...
来自MSN
6 小时
Solar system quiz: How well do you know our cosmic neighborhood?
Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.
3 天
on MSN
Asteroid burns up before hitting Earth creating 'fireball in the sky': See video
A "harmless" asteroid burned up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky ...
1 天
on MSN
A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade
The project, which gave astronomers a detailed view of near-Earth objects, ended its mission and re-entered the atmosphere ...
11 天
on MSN
Final data and undiscovered images from NASA's NEOWISE
While NASA's NEOWISE telescope ended its journey through space on Nov. 1, 2024, the team at IPAC, a science center at Caltech ...
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