An interstellar object called 3I/ATLAS is passing through our solar system this year, NASA announced yesterday. Today at 6 p.m. ET, you can see it for yourself, thanks to a livestream from the Virtual ...

NASA's Hubble has spotted 3I/ATLAS, the fastest interstellar object ever, zooming through our solar system at 130,000 mph. Though smaller than initially thought, it remains the largest interstellar ...

For a telescope designed to create the largest movie of the night sky, one small comet shooting through our solar system is tiny in the grand scheme of cosmic moments to come, but it’s a sign of the ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...

Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought ...

Big questions about 3I/ATLAS remain, some of which may be impossible to answer — including where exactly it came from Big questions about 3I/ATLAS remain, some of which may be impossible to answer — ...