You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...