This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...
Space on MSNOpinion
Why interstellar comet 3I/ATLAS' close Earth approach is an early Christmas gift for astronomers
Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.
Interstellar comet 3I/ATLAS reveals astonishingly rich organic chemistry, confirming that life's building blocks are ...
When New Horizons flew past Arrokoth in 2019, scientists expected a simple, battered object. What they saw instead was smooth ...
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How Earth would change between two asteroid belts
It's an Earth sandwich! What if we placed our Earth between our Solar System's two asteroid belts: the Main Asteroid Belt and ...
Space.com on MSN
Asteroid belt — What it is, where it is and how it formed
A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...
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