Inside a giant sphere, the engineers pored over their equipment. Before them stood a silvery metal contraption swathed in colourful wires – a box that they hope will one day make oxygen on the moon.

Earth, captured once a day by the EUMETSAT meteorological satellite, have been time-lapsed. (video looped) Credit: Simon Proud / NCEO / EUMETSAT ...

SpaceX is preparing to beta test direct-to-cell Starlink satellites, which will connect anyone with a phone to cellular service anywhere in the world.

A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), potentially triggering colorful auroras over the northern U.S.

Moving at roughly 20,505 miles per hour along the distant world's equator, it’s the fastest known jet stream that wraps around a planet ...

The vast majority of successful launches and landings of SpaceX rockets have been of the Falcon 9, though that has taken several forms as SpaceX iterated upon the original design.

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

C.E.O.s, policymakers and billionaires at the World Economic Forum’s conference have long pledged to fight climate change. Has it done any good?

President Donald Trump took his America First economic platform to the international community Thursday, promoting tax cuts, oil extraction, and tariffs at the World Economic Forum at Davos.

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two underground “super-continents” hundreds of miles beneath Africa and the Pacific ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds.

G3 (ATLAS) showed off its spectacular tail plumage to NASA spacecraft when it flew close to the sun this month.