Are huge balls of charged gas launched from the sun steering these marine animals off course?
A stunning new view of the Andromeda galaxy reveals an unexpected pair of supermassive black holes that researchers say are in close orbit around each other.
A strange green comet that zoomed past Earth earlier this year is unlike any other comet observed to date, according to new NASA research.
NASA's Juno spacecraft captured an amazing view of a monstrous Jupiter storm that resembles the swirling pastel clouds of a Vincent van Gogh painting.
Astronomers have captured a stunning new view of the surface of an aging red giant star, revealing new clues about what the future may hold for our own sun.
The ancient art of origami has inspired numerous NASA spacecraft designs, allowing scientists to pack more technology into smaller space-bound instruments.
NASA is launching a shoebox-size satellite into Earth's orbit that could help improve weather forecasting.
NASA's Curiosity rover is putting its color-discerning capabilities to full use as it treads up a steep Martian ridge on lower Mount Sharp.
In honor of Halloween, NASA released a playlist of eerie space sounds picked up by various satellites traveling through the universe.
Pope Francis is planning to make a call to the International Space Station tomorrow (Oct. 26) to speak with Expedition 53 crewmembers.
A rundown of the different hypotheses NASA has for explaining the mysterious "Tabby's star," which exhibits strange dips in brightness.
A distant sun-like star may have devoured a dozen or more of its own Earth-size planets, new research shows.
NASA has set its sights on the Martian moon Phobos as a potential initial base for human exploration of the Red Planet — but powerful solar eruptions could throw a wrench in this plan.
Bright, blue flashes stretch from the tops of powerful thunderstorms toward the edge of space, providing a fascinating celestial show for astronauts on the International Space Station.
Planet Nine is out there, and astronomers are determined to find it, according to a new statement by NASA.
Ancient Mars may have harbored deep-sea hydrothermal vents, the same type of environment where many scientists think life on Earth got its start, a recent study suggests.
NASA is offering another chance for you to send your name to Mars aboard the InSight lander launching to the Red Planet next year.
Examining how bacteria grow in confined conditions on board spacecraft will help keep astronauts healthy during long-term space missions, such as a trip to Mars.
Since NASA's Cassini spacecraft has ended its epic 13-year stint at Saturn, here's a look at some other missions en route to new destinations or slated to launch in the next few years.
New computer simulations reveal how supersonic gas streams left over from the Big Bang could fuel some of the largest and oldest black holes in the universe.
A supermassive black hole lies at the heart of most galaxies, and a new study suggests how these ravenous cosmic structures may ultimately define their hosts.