Watch live coverage of the SpaceX Crew-1 launch as four astronauts head to the International Space Station. The Crew Dragon will take off from NASA’s Kennedy Space Center in Cape Canaveral, Fla.

The United Arab Emirates is planning an enormous colony on Mars, but first they are building the biggest Mars simulator right here on earth.

Highlights from a Sept. 28, 2015, briefing with NASA officials discussing the strongest evidence yet that liquid water flows intermittently on present-day Mars.

49 years ago, Apollo 11 astronauts achieved something that is still considered the benchmark of human innovation: they successfully landed on the moon and returned safely back to Earth. The final moments that lead up to the historic event were full of anticipation and excitement for the Apollo team.

The Double Asteroid Redirection Test spacecraft will deliberately crash into a near-Earth asteroid to try and knock it off course. Scientists at NASA and Johns Hopkins Applied Physics Laboratory hope the DART mission could help us save Earth from a catastrophic impact.

Houston-based Intuitive Machines' Odysseus lander touched down on the lunar surface Thursday, marking the first U.S. moon landing since 1972.

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

The Parker solar probe spacecraft has been launched successfully by Nasa. It was sent off into space on board the Delta-IV Heavy Rocket from Cape Canaveral in Florida. The satellite is designed to fly within six million kilometres of the Sun – closer than ever before.

The year's first supermoon, when a full moon appears a little bigger and brighter thanks to its slightly closer position to Earth, is one of two lunar events Sunday January 20, 2019. A total eclipse was also visible in North and South America, and parts of Europe.The only total lunar eclipse of 2019...

NASA's Juno spacecraft has been orbiting Jupiter since July, 2016. But only just recently have scientists had a chance to analyze all of its data — and the results are painting a different picture of Jupiter than what anyone expected. Juno is also returning images unlike any we've ever seen, includi