Scientists discover potentially massive dwarf planet candidate hiding beyond Pluto

A powerful new telescope has discovered a dwarf planet candidate beyond Pluto — and scientists say it could be among the largest of its kind ever found in the reaches of our solar system.

‘Rosetta Stone for Mars’ gives glimpse of the Red Planet’s very early days

A meteorite found nearly four years ago in the Sahara Desert is giving scientists new insights into how Mars formed and what the planet was like when it was young.

Inside NASA's plan to explore underground lunar caves that one day could shelter astronauts

NASA is preparing to explore deep craters on the moon, known as the Marius Hills pit, to determine if ancient underground caves could provide shelter for future astronauts.

NASA’s Curiosity shares dramatic glimpse of Martian dawn

The Curiosity rover snapped what NASA scientists are calling the most detailed view yet of the distant, wind-carved Martian cliffs at dawn, and leaving them asking more questions about what they see. 

September skywatching guide: Harvest Moon, bright Venus, fall equinox and more ahead

September brings plenty of reasons to look to the skies. From a meteor shower and bright Venus to the official change of seasons and the year's Harvest Moon, an impressive lineup awaits stargazers this month.

NASA's Nancy Grace Roman telescope launches: What will it do?

NASA’s Nancy Grace Roman telescope has launched into space to help scientists study the universe like never before.

President Trump awards Artemis II crew Congressional Space Medal of Honor

President Donald J. Trump presented the Congressional Space Medal of Honor to the historic Artemis II crew during a ceremony at NASA's Johnson Space Center in Houston on Friday morning.

US shuts down China-linked hacking tools accused of targeting NASA, federal agencies

The Justice Department and FBI said they shut down two China-linked hacking platforms allegedly used to target U.S. critical infrastructure and government networks.

NASA captures photos of Moon crater caused by SpaceX rocket part

A newly released image shows the brand-new crater on the Moon caused by a stray upper stage of a SpaceX Falcon 9 rocket. On Tuesday, NASA showed off the image, which was captured by its Lunar Reconnaissance Orbiter (LRO).

NASA Mars rover finds ‘honeycomb’ patterns on red planet

NASA’s Curiosity Mars rover has uncovered a mysterious "honeycomb" landscape unlike anything seen before on Mars. The discovery could unlock new clues about the red planet's past.

U.S.-Russian space crew lands safely after 241 days aboard ISS

A U.S.-Russian space crew safely returned to Earth on Sunday after spending 241 days aboard the International Space Station.

Antarctica's 'hummingbird' revealed in stunning new NASA radar

NASA has released a striking new radar image from its NISAR Earth-observing satellite that reveals an Antarctic landscape resembling a hummingbird in flight.