A powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown ...

Volunteer astronomers sifting through infrared images from a retired NASA telescope have spotted a faint object racing ...

A team of NASA scientists have found a massive megaberg of ice that is three times the size of New York, and it is feeding ...

A team of astronomers from NASA have detected a strange "cosmic brain" in the deepest regions of the Vela constellation, and its dying at a rapid pace.

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

NASA’s James Webb Space Telescope reveals new clues about a mysterious cosmic explosion that defies expectations.

On March 12, 2015, NASA launched four satellites on a mission to study a weird phenomenon in Earth's magnetic field called magnetic reconnection. [‘On This Day in Space’ Video Series on Space.com] ...

Since NASA's Mars Reconnaissance Orbiter arrived at Mars in 2006, the spacecraft has delivered some of the most detailed ...

Jackson Barnes, a graduate student at Michigan State University, created a simulation that reproduces the objects "naturally ...

Last week, Crew-11 evacuated the International Space Station due to a medical emergency. Since then, NASA has refused to elaborate on the specific medical issue or even which astronaut required ...

CAPE CANAVERAL, Fla. -- The jig may be up for an "asteroid" that's expected to get nabbed by Earth's gravity and become a mini moon next month. Instead of a cosmic rock, the newly discovered object ...