Satellites spotted gashes in the damaged Arecibo Observatory, which will be decommissioned.
On Dec. 6, 2020, after six years in space, the Japan Aerospace Exploration Agency's Hayabusa2 spacecraft will finally return to Earth.
Scientists have discovered a cold, faint "super-planet" that has remained elusive to traditional infrared survey methods.
Stratolaunch has started construction on a prototype of a Mach 6 vehicle designed to launch from the world's biggest airplane.
A bright green meteor streaked across the southern coast of Tasmania, Australia, and researchers caught the fireball on camera as it broke up over the ocean.
A device demonstrated in a groundbreaking new experiment acts like a laser, only backwards. And someday it might send power invisibly through the air.
Astronomers report a strange new feature of the aurora-like STEVE, which they are calling 'streaks.'
The National Science Foundation (NSF) will decommission Arecibo Observatory's massive radio dish after damage has made the facility too dangerous to repair, the agency announced today (Nov. 19).
Scientists have uncovered new evidence of the mysterious fluorescent debris that makes up the Blue Ring Nebula.
A few hours after launching to the International Space Station, the Crew-1 astronauts showed off their fifth crew member — a small plush doll of "The Child" or "Baby Yoda."
Astronomers have discovered a previously unknown galactic collision between the Milky Way and the mysterious 'Kraken galaxy.'
A SpaceX Falcon 9 rocket and Crew Dragon capsule launched its first operational space taxi flight for NASA Sunday (Nov. 15).