Although it won’t hit Earth, an asteroid once labeled a “city killer” is now back in the spotlight — this time, because it ...

Scientists warn the universe could reverse its expansion and collapse in a “Big Crunch” — with the first signs possibly emerging in just 10 billion years.

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...

The NSF-DOE Vera C. Rubin Observatory in Chile recently captured rare footage of the visitor known as 3I/ATLAS — only the ...

I don’t think space or lunar tourism is going to be the big draw that transforms the moon into something unrecognizable.