Astronaut Peggy Whitson breaks record for cumulative time spent in space
Aerojet Rocketdyne completes tests for human-rated reusable rocket engine
Earth and Moon caught between Saturn's rings in new NASA shot
One Big Question: What will space exploration look like in 2040?
Huge exoplanet with the density of styrofoam discovered
Newfound super-Earth represents an excellent hunting spot for E.T.
Secret pouch from Apollo 15 up for auction
Saturn's moon may be "like a candy store for microbes"
Jupiter's Great Red Spot gets a "Great Cold" companion
Paper-thin membrane would scoop up orbital space junk
Electric cars, concepts and other Auto Shanghai 2017 highlights
"Hobbit" humans may finally have a place in the family tree
Cartilage-like hydrogel promises 3D-printable knee implants
Five early observations about the Samsung Galaxy S8+
Recommended for you
Over 280,000 people receive our email newsletter
See the stories that matter in your inbox every morning