Astronomers found a gas in Venus' clouds that could signal alien life

Scientists discovered trace amounts of phosphine gas in clouds on Venus. On Earth, this...

NASA just fired up the most powerful rocket booster ever built

NASA hopes to fly the full Space Launch System in 2021, then send astronauts to the moon...

The International Space Station has sprung 'a small air leak'

NASA said the space station's typical air leak rate is "slightly increased" above normal,...

An asteroid flew within 3,000km of Earth — the closest pass ever — and we didn't see it coming

The asteroid, known as 2020 GQ or ZTF0DxQ, flew so near to Earth that it's now the...

Before-and-after images from space show the devastation in Beirut

Earth-orbiting satellites photographed Beirut after its deadly August 4 explosion and...

SpaceX flew a gigantic Starship rocket prototype for 40 seconds, reaching 150 metres high

Before SpaceX can fly people to the moon or Mars with its new Starship-Super Heavy...

SpaceX ship 'Endeavour' has made history with a crewed splashdown

SpaceX's crewed capsule splashed down, on time and on target, completing the company's...

Inside SpaceShipTwo, Virgin Galactic’s design to fly passengers on the R4m trip of their lives

Virgin Galactic built a virtual-reality tour to give a taste of what it's like to ride...