This week’s hype around a “city-killing” asteroid possibly striking Earth raised the fears of many before the odds of impact ...

For the first time, the US military shared an orbital selfie from its mysterious X-37B space plane, which captured Earth from ...

"Have you ever flipped through old photo albums and suddenly found something fascinating hidden in the background of a ...

The military keeps in-flight details on the X-37B relatively quiet. A new photo gives the first look at what the view is from ...

NASA's New Horizons Pluto probe is gearing up to cross the "termination shock," an exotic boundary in the outer solar system, ...

Every once in awhile, NASA publishes a photo of something in space taken by one of their probes. But how exactly do probes in ...

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...