The New Horizons spacecraft, on its way to Pluto, crossed the orbit of Neptune Monday.
The sun put on quite a celestial show Tuesday as it unleashed two solar flares and NASA’s Solar Dynamics Observatory caught them both on camera.
The Air Force launched a top-secret satellite into space Thursday, May 22nd.
On July 21, 1969 the Apollo 11 space flight took the first humans to the moon, with Neil Armstrong being the first to step on the lunar surface.
Astronomers discovered what they said is the most “Earth-like” planet.
SpaceX is trying for a second time to launch a cargo delivery to the International Space Station on Friday.
The International Space Station just put the trash out, so to speak, releasing its orbiting lab and leaving it with one less capsule on its hands.
Success in space Saturday after two astronauts removed an old space station pump, sailing through the first of a series of urgent repair spacewalks to revive a crippled cooling line.
A crippled cooling line at the International Space Station prompted a spacewalking Saturday for two astronauts.
Most people, for Christmas, ask for material things. But astronaut Rick Mastracchio, because of a broken cooling system at the spacestation, may actually get a spacewalk or two just in time for the holiday.