Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Four astronauts are about to make an abrupt exit from the International Space Station amid a health concern — and their ...

Astronomers have captured the universe's first confirmed failed galaxy, a starless expanse of dark matter dubbed Cloud-9, ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

On Monday, Jan. 12, Lawrence Livermore National Laboratory (LLNL), in partnership with NASA's Goddard Space Flight Center (GSFC) and Blue Canyon ...

In principle, cosmic-ray observations can provide detailed insights into the physical profile of a passing ICME. But despite ...

Four astronauts are now en route home from the International Space Station, marking the first time NASA has brought a crew ...

Study finds Mars helps pace Earth's ice ages through gravity. Remove Mars, and a major 2.4-million-year climate rhythm ...

NASA has selected two Colorado companies to help develop a future NASA space telescope that will look for signs of life on other planets. The flagship project, called the Habitable Worlds Observatory, ...

Roughly 1,000 light-years away from Earth, a gigantic disk of gas and dust is swirling around a young star and giving rise to new planets. Not only is it the largest planet-forming disk astronomers ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...