Astronaut Jeffrey Williams Marks 521st Day In Space, A New U.S. RecordBy the time Williams returns to Earth in two weeks, he will have logged 534 days off the planet for NASA.
NASA Spacecraft Juno Enters Jupiter OrbitGround controllers at the NASA Jet Propulsion Laboratory and Lockheed Martin erupted in applause when the solar-powered spacecraft beamed home news that it was circling Jupiter's poles.
Welcome Home! Astronaut Scott Kelly Returns To Earth After Spending 340 Days In SpaceAstronaut Scott Kelly is back on Earth after a year's journey that was literally out of this world.
NASA: Strong Evidence Water Flows On MarsMars appears to have flowing streams of salty water, at least in the summer, scientists reported Monday in a finding that could have major implications for the possibility of life on the planet.
Announcement Of 'Major Science Finding' About Mars Fuels SpeculationNASA reported in a dramatic posting on its website Sunday that it will soon announce that a mystery about Mars has been solved.
Intrepid Hosts 4th Annual Space & Science FestivalFormer NASA astronaut Col. Pamela Melroy will speak at the event Sunday afternoon.
Pluto Up Close: NASA Spacecraft Makes Successful Flyby Of PlanetIn a day of both jubilation and tension, scientists waited anxiously Tuesday for NASA's New Horizons spacecraft to send word across 3 billion miles and confirm it got humanity's first up-close look at Pluto.
NASA Marking 25th Anniversary Of Launch Of Hubble Space TelescopeHubble rocketed into space on April 24, 1990 aboard space shuttle Discovery. It orbits about 350 miles above the Earth.
WATCH: Astronaut Celebrates Jackie Robinson Day From SpaceFans and players across the country are paying tribute to the legacy of Jackie Robinson. And high above Earth, Terry Virts is joining them in his own unique way.
NASA Chief: Alien Life Contact Possible By 2025During a panel discussion discussing water sources in the universe, NASA Chief Scientist Ellen Stofan stated that she believes humans could come in contact with the first iterations of alien life by the year 2025.
Ted Cruz Climate Change Comments Make Him 'Unfit' For PresidencyIt’s no surprise that many right wing conservatives have questioned the validity of climate change, and presidential hopeful Ted Cruz's position is no different.
NASA: Solar System's Biggest Moon May Have More Water Than All Of EarthThe largest moon in the solar system harbors a salty ocean beneath its icy shell, the latest member to join a growing club of watery moons, NASA said Thursday.