As Congress investigates extraordinary claims that alien spacecraft have invaded American skies, a onetime NASA leader says ...

The last month has seen a plethora of conspiracies surrounding astronauts' health. But what are the true health effects of ...

Officials with NASA are at odds with their counterparts at the Russian space agency Roscosmos over the severity of a leak ...

Astrophotographer Josh Dury’s photo of the Milky Way over Easter Island’s Moai statues has been honoured by NASA as Astronomy Photo of the Day.

Imagery of Saturn captured by the James Webb Space Telescope is superimposed over an image captured by Hubble. "Yellows ...

The final supermoon of 2024, the Beaver Moon of November, thrilled skywatchers around the world as it ushered in the weekend ...

November's full moon on Nov. 15 was the latest supermoon of 2024. Here are the best photos from across the world.

This week, revisit what you know about Uranus, explore the far side of the moon, rediscover the famed fossil known as Lucy, ...

NASA's Roman Space Telescope has received its Optical Telescope Assembly, paving the way for its mission to explore the ...

NASA's Juno spacecraft has sent back new, eye-catching images of Jupiter, capturing intricate views of the planet's turbulent atmosphere as well as one of its lesser-known moons. On Oct. 23, the ...

The space station is actually designed to leak — a little.

For the first time since records began in 1951, four tropical storms, including two super typhoons, were simultaneously ...