Astronomers produce the most complete map of the center of the Milky Way, which can provide insight into how stars and ...

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by ...

Like physics, math has its own set of “fundamental particles”—the prime numbers, which can’t be broken down into smaller ...

Black holes that turn matter into energy could explain dark energy and answer two other cosmic questions. Now, the challenge ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

NASA says stargazers will have a rare opportunity to catch a planetary parade of Mercury, Venus, Neptune, Saturn, Uranus, and ...

The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...

We go in depth on black holes: the strangest objects in the universe! Black holes are not just the strangest objects in the universe, they're the sharpest test we have of how reality actually works.

Located at the center of the galaxy Messier 87 (M87), the supermassive black hole M87* holds a special place in the science history books: it’s the first black hole ever imaged and is the origin of ...

A NASA research plane malfunctioned and had to touch down in Texas without landing gear on Tuesday, sliding across the runway on its belly and sending plumes of flame behind it, a video posted to ...

A NASA aircraft made a "belly" landing at Ellington Airport, southeast of Houston, late Tuesday morning after experiencing a mechanical issue, NASA said. Watch video of the incident in the player ...

HOUSTON — A NASA research aircraft made a gear-up landing at Ellington Airport late Tuesday morning after experiencing a mechanical issue, according to NASA. Cellphone video shared with KHOU 11 shows ...