On Feb. 28, 1959, the U.S. Air Force launched a new spy satellite prototype called Discoverer 1. See how it happened in our On This Day in Space video series!
In a historic first for satellite operations, one spacecraft "helper" docked with a working satellite to provide life-extension services.
NASA has awarded nearly $1 million to student teams looking to deploy robots, towers and other small vehicles alongside moon-roving astronauts.
As the hunt for life on Mars starts getting into full swing, some scientists are already looking beyond the Red Planet, to our solar system's next astrobiological frontier.
While the cold, dry, radiation-blasted surface of Mars is widely considered to be uninhabitable, the subsurface may be a very different story.
Tonight (Feb. 27), as darkness is falling, be sure to look toward the west-southwest sky to spot another beautiful celestial tableau formed by a lovely crescent moon and the brilliant planet Venus.
Strap yourselves in as "Star Trek: Picard" accelerates from impulse drive to warp factor four with the longest episode yet – and the best we've seen so far.
"Star Wars" is starting an epic "storytelling initiative" to fill out the history of the franchise some 200 years before the events of the 1999 movie "Star Wars: The Phantom Menace."