A once-in-80,000-year sight made its closest approach to Earth this weekend, and a stunning video recorded in California ...

I got myself to a place where I could see low down to the western horizon, where the sun had just set. Here's how you can see ...

A comet that was last visible from Earth when Neanderthals were alive could be spotted with the naked eye this weekend, ...

SpaceX on Sunday successfully “caught” its “Super Heavy” booster on its first attempt during a flight test, a first for the ...