A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.

So does Cedar Barg, a climate network manager for the Wild Center, which is in upstate New York and has been running youth climate summits around the world since 2009. Barg worked with Johnson, Lyra ...

NASA confirms the existence of TOI‑1846 b, a nearby hot super-Earth that could contain water, initially observed by NASA's ...

Are we really alone?While space is overwhelmingly huge, scientists throughout the years have made great strides in understanding and even connecting with the universe at large. One of the most ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

NASA's Mariner 4 captured the first-ever close-up image of Mars on July 14, 1965. While waiting for the data to be processed ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing ...

NASA is gearing up for a bold new era of lunar exploration with three advanced instruments set to investigate the Moon’s ...

The payload Russia's military chose to launch on the Angara A5 is unusual. The rocket deployed its primary passenger, Kosmos ...

NASA’s New Horizons probe, which hurtled past Pluto in 2015, demonstrates that it can sail through interstellar space using ...

An artist's concept design of NASA's Lunar Terrain Vehicle.Credit: NASA NASA has selected three instruments to travel to the ...

For decades, Pluto remained one of the most mysterious objects in our solar system, until July 14, 2015, when NASA's New Horizons spacecraft became the first mission to visit it up close, capturing ...