After the first test flights in 2025, Lockheed Martin will transfer the plane to NASA. Then, after acoustic testing over ...

For nearly a decade, the X-15 - the fastest flying manned aircraft ever made - completed 199 missions at record breaking ...

The X-15 hypersonic research program was a joint venture between Nasa and the US Air Force - and it led to the creation of ...

Scientists predict that there are currently more than 30,000 pieces of space junk orbiting above the Earth, and some are ...

Read about the latest tests conducted with the X-66 aircraft, NASA’s experimental airliner being developed with Boeing.

Musk and Trump were referring to NASA astronauts Butch Wilmore and Sunita Williams, who launched to the International Space Station aboard Boeing's Starliner spacecraft in June 2024. The flight was ...

U.S. Indo-Pacific Command says that one U.S. service member and three defense contractors were killed when a plane contracted ...

Click to share on X (Opens in new window ... Pictured left to right: Observable Space's Richard Hedrick, co-founder and president; Connor Poole, vice president of software and electrical ...

The Moon and asteroids are at the top of the mission list for a number of agencies, while others will focus on exploration to ...

President Donald Trump said on social media Tuesday that he asked Elon Musk and SpaceX to "go get" stranded astronauts Suni ...

Sierra Space has passed yet another major benchmark ... The HL-20 itself is descended from the US Air Force’s X-20 Dyna-Soar spaceplane originally meant for missions during the 1960s.