The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.
CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...
What does it take for a comet to look like it’s from another world? For interstellar visitor 3I/ATLAS, the answer came in the form of this striking astrophotograph showing the comet’s shimmering green ...
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