Mars and Earth got unusually cozy Monday night, drawing closer to each other than they have in more than a decade.
NASA will try again Saturday to inflate an add-on room at the International Space Station, after the first attempt ran into problems due to too much friction.
NASA's yearlong spaceman still is nursing sore feet, stiff legs and fatigue, even after nearly three months back on Earth.
The next Orion crew module in line to launch to space on NASA's Exploration Mission-1 (EM-1) has passed a critical series of proof pressure tests which confirm the effectiveness of the welds holding the spacecraft structure ...
An elongated, streaming arch of solar material rose up at the sun's edge before breaking apart in this animation of imagery captured by NASA's Solar Dynamics Observatory on April 28, 2016.
Japan's space agency has abandoned its efforts to restore the operations of a multimillion-dollar satellite that was to probe the mysteries of black holes using X-ray telescopes.
For more than three decades NASA has focused its space-faring skills and science chops CSI-like on an elusive global killer. Later this month, that pursuit takes us to East Asia. In a few years, part way to the moon.
Arches of magnetic field lines towered over the sun's edge as a pair of active regions began to rotate into view in this video captured by NASA's Solar Dynamics Observatory on April 5-6, 2016. Active regions are areas of ...
SpaceX stands ready to resume station deliveries for NASA and it couldn't have a more attention-grabbing payload: the first inflatable room ever built for astronauts.
We're always talking about Pluto, or Saturn or Mars. But nobody ever seems to talk about Jupiter any more. Why is that? I mean, it's the largest planet in the solar system. 318 times the mass of the Earth has got to count ...