Currently orbiting Earth as commander of the International Space Station, Whitson on Monday (April 24) flew past the record for the most days in space by an American.
Saturn's icy moon Enceladus is looking more and more like a habitable world.
Three space fliers have safely touched down on Earth after almost six months aboard the International Space Station.
Bright auroras light up the planet's atmosphere in two newly released photos, which combine observations by NASA's Hubble Space Telescope and the agency's Voyager 2 probe.
A nearly 20-year-old satellite that's watched Earth for two decades, Meteosat-7, is retiring to a perch even higher in the sky — a so-called "graveyard orbit" high above the Earth that puts out-of-commission satellites out of harm's way.
A SpaceX Falcon 9 rocket soared off a seaside launch pad at NASA's Kennedy Space Center here today (March 30) on an unprecedented second mission to deliver a spacecraft into orbit, proving the booster's reusability.
Billionaire Jeff Bezos' private spaceflight company, Blue Origin, released new images today (March 29) of the interior of its New Shepard passenger capsule, which the company says will be used to send paying customers on brief trips into space.
NASA's Juno spacecraft whizzed closely by Jupiter today (March 27) in its fifth flyby of the gas giant.