An update is coming today on NASA's Artemis 2 lunar mission to launch four astronauts on a historic journey around the moon.

A powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown mini-galaxy leftover from an ancient cosmic crash. The "collision within a collision" ...

Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding galaxies.

NASA is preparing to reveal the launch plans for the Artemis II mission.

Watch the live press conference as NASA provides update on Artemis II ...

Elon Musk's SpaceX is set to launch a Falcon 9 rocket from Cape Canaveral, Florida. When to see liftoff from the Treasure ...

Watch as the International Space Station takes shape in this time-lapsed NASA animation of its decade-long assembly, which began in 1998. Also, see a time-lapsed flyaround of the orbital outpost ...

Northrop Grumman's 'Cygnus XL' cargo spacecraft undocked from the ISS and will make a fiery reentry into Earth's atmosphere.

More frequent and intense winter dust events have affected Europe in recent years, according to some new research. Scientists believe that drier-than-normal conditions in northwestern Africa and more ...

Florida visitors can watch rocket launches and scan the night sky from a public observatory—all in a single trip. The ...

When the airborne particles mixed with rain-bearing weather systems, the result was muddy or “blood rain” that left a ...

The 322-foot (98-meter) rocket will roll out of the hangar and back to the pad next week ahead of a planned launch early next month.