The hottest known exoplanet is so hot that its atmosphere is "boiling off" and the escaping gas is being captured by its nearby host star, a new study shows.
Retired NASA astronaut Anna Fisher, the first mother in space, has taken to the sea to become the "godmother" to Viking's newest ocean ship, Orion.
A new study reveals traces of metals and possible signs of water in the atmosphere of the exoplanet WASP-127b, which is about 1.4 times larger than Jupiter but only 20 percent as massive.
NASA astronaut Drew Feustel called the Viking Orion cruise ship Saturday (June 16). This is the first time that an International Space Station crewmember has contacted a nonmilitary vessel.
A surprisingly large number of massive stars have been spotted in regions across the universe, shedding new light on how galaxies near and far evolve, a new study shows.
NASA's Magnetospheric Multiscale (MMS) spacecraft has detected magnetic activity occurring in a new and surprising way in the environment of near-Earth space.
It's not easy to steer spacecraft in the frictionless environment of space, as the latest episode of "Spacing Out with the Everyday Astronaut" shows.
A stunning new time-lapse video from the Gemini Observatory captures the dramatic glow of the Kilauea volcano eruption on Hawaii's Big Island.
Unusual laser emissions beaming from the Ant Nebula suggest that it is home to a hidden double-star system and that one of the companion stars is nearing the end of its life, new research shows.
A student-built sounding rocket soared to an altitude of 24,127 feet (7,353 meters) while traveling faster than the speed of sound.
Mesmerizing new views from NASA's Juno spacecraft capture a colorful mosaic of swirling clouds in Jupiter's atmosphere.
NASA's Hubble Space Telescope captured a stunning new view of the surviving companion of a supernova that exploded 17 years ago.
Diverse disks of dusty material have been spotted around nearby young stars, suggesting new planets are sprouting up around the alien stars.
Giant plasma "tornadoes" raging across the surface of the sun don't actually spin like astronomers once thought, new research shows.
Ever dreamed of vacationing in space? Aurora Station, a luxury space hotel, promises virtual reality and Wi-Fi for travelers in low-Earth orbit — but we'll have to wait and see if it really flies.
Researchers have developed a new technique that uses artificial intelligence to classify planets and, in turn, determine whether life may exist on other worlds.
The second Blue Moon of the year and the second full moon of March will rise this weekend — and you can watch the event in a live web broadcast from Slooh's online observatory.
Two galaxies surrounding our Milky Way are playing a game of gravitational tug-of-war, and new data from NASA's Hubble Space Telescope has revealed the cosmic winner.