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 ...

The first Trump administration, in particular, viewed China’s interest in Greenland as having hidden commercial and military ...

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 ...

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

Hot Jupiters are giant planets initially known to orbit alone close to their star. During their migration towards their star, these planets were thought to accrete or eject any other planets present.

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 ...

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