WASHINGTON — Earth is an ocean world, with water covering about 71% of its surface. Venus, our closest planetary neighbor, is sometimes called Earth’s twin based on their similar size and rocky ...

The record of Silicon Valley tech companies does not suggest that they share such values On November 12, United States ...

No official announcements have been made. However, such a move could be in line with previous speculation that the Trump ...

For the first lunar landing mission, called Artemis III, the SLS will launch four astronauts on NASA's Orion crew capsule.

New research suggests Venus never had oceans, making it uninhabitable, with implications for understanding planetary ...

Advising readers to scan the night sky this time of year always feels a little awkward, because the Pacific Northwest’s ...

We take a look at the current best predictions for what the solar system will look like throughout the rest of the Sun's life ...

Researchers discovered that chloride-rich depressions in Mars' Terra Sirenum region likely harbored water, creating potential ...

The New Space Race Since the last landing on the Moon by Apollo 17 in 1972, men have not ventured into space further than near-Earth orbit. This can also be considered the date at which space ...

Our sister planet is thought to have once been a habitable world, but a new study could change that narrative and alter the ...

Researchers have identified an 1,800-mile-wide plain in the northern hemisphere of Mars that may currently host alien life.

Astronomers have speculated for decades that Venus could once have been remarkably similar to Earth – and might have been ...