Astronaut Don Pettit took this stunning photo of a nearby comet from the International Space Station ...

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

On the east coast of Australia, in tropical North Queensland, lies the Daintree rainforest—a place where the density of trees ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

NASA astronaut John W. Young, commander of the Apollo 16 mission, took a far-ultraviolet photo of Earth with an ultraviolet ...

A nonprofit research lab is getting attention from some wealthy tech philanthropists. The Earth Species Project hopes to ...

The mission, named Ghost Riders in the Sky, launched from NASA's Kennedy Space Center in Florida, at 1:11 a.m. ET. Blue Ghost ...

On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa, western Russia ...

A couple of popular science experts have made the same point to prove that the Flat Earth theory is a bunch of malarkey. It's ...

Scientists say that the mantle is split up into two domains- the African and the Pacific that emerged when the supercontinent ...

A newly released Hubble pic shows the galaxy LEDA 22057, where the supernova explosion occurred. The spiral galaxy's swirling ...