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Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...
Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.
How frequently does a traveler from another star system sweep through our galactic neighborhood, and astronomers rush to the telescope? Not until recently was the answer: hardly ever. In fewer than ...
So far, two interstellar celestial bodies have been discovered hurtling through the solar system. Evidence of the next one is ...