Astronomy on MSN
3I/ATLAS came from a strange, cold world
We already knew interstellar comet 3I/ATLAS came from somewhere far beyond our solar system. Now scientists have more ...
Morning Overview on MSN
NASA confirms 3I/ATLAS is older than our sun by 6.5 billion years and came from a place unlike anything known
On a winter night in Chile in July 2025, astronomer Larry Denneau’s automated pipeline at the ATLAS (Asteroid ...
Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...
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