Space station astronauts opened the world's first inflatable space habitat Monday and floated inside.
The US government, in a first, is preparing to approve a private commercial space mission beyond the Earth's orbit, the Wall Street Journal has reported.
Prior to the Apollo missions to the moon, scientists speculated that volatiles - including water - may have accumulated in permanently shaded regions at the poles. Then the Apollo era brought the return of lunar samples, ...
All the planets in our solar system orbit close to the sun's equatorial plane. Of the eight confirmed planets, the Earth's orbit is the most tilted, but even that tilt is still small, at just seven degrees.
Astronomers searching for the galaxy's youngest planets have found compelling evidence for one unlike any other, a newborn "hot Jupiter" whose outer layers are being torn away by the star it orbits every 11 hours.
A NASA spacecraft is bound for a Fourth of July encounter with Jupiter in the latest quest to study how the largest planet in the solar system formed and evolved.
After decades of research to discern seasonal patterns in Martian dust storms from images showing the dust, but the clearest pattern appears to be captured by measuring the temperature of the Red Planet's atmosphere.
"Marathon Valley," slicing through a large crater's rim on Mars, has provided fruitful research targets for NASA's Opportunity rover since July 2015, but the rover may soon move on.
SpaceX successfully launched two satellites into orbit on Wednesday, but failed in an attempt to land the first stage of its Falcon 9 rocket undamaged on a barge in the Atlantic.