Watch SpaceX's Starship Test Launch

Two earlier high-altitude flights of the Starship spacecraft crashed spectacularly after successful liftoffs. Click…

Once Upon a Time on Mars

A dune buggy is about to set off on behalf of its human owners to fulfill…

Hunting for a Giant Black Hole, Astronomers Found a Nest of Darkness

No Gargantua dwells at the heart of stellar cluster NGC 6397. Instead, a few dozen smaller…

NASA's Mars Parachute Had a Hidden Code. Meet the People Who Cracked It.

Engineers hinted they had hidden a code in the parachute that landed the Perseverance rover. Within…

Watch Video From NASA’s Perseverance Rover Landing on Mars

Since arriving safely on Thursday, the spacecraft has been steadily transmitting visual files and other data…

Europe Wants to Diversify Its Pool of Astronauts

In its first hiring drive in over a decade, the continent’s space agency is looking to…

She Beat Cancer at 10. Now She'll Join SpaceX's First Private Trip to Orbit.

St. Jude Hospital and Jared Isaacman, a billionaire entrepreneur, selected Hayley Arceneaux for a trip to…

Seven Hundred Leagues Beneath Titan’s Methane Seas

Mars, Shmars; this voyager is looking forward to a submarine ride under the icebergs on Saturn’s…

Perseverance’s Pictures From Mars Show NASA Rover’s New Home

Scientists working on the mission are eagerly scrutinizing the first images sent back to Earth by…

NASA’s Perseverance Rover Lands on Mars to Renew Search for Extinct Life

Perseverance’s arrival extends the successful U.S. landing record on the planet, and brings sophisticated tools to…