Two NASA astronauts will venture outside the International Space Station, conducting U.S. spacewalk 93 on Thursday, May 1, to ...

NASA’s Lucy spacecraft will swoop past a small asteroid this weekend as it makes its way to an even bigger prize: the ...

‘Earth’s surface has been continuously habitable since about 3.5billion years ago, but Mars’ surface evolved from more ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the NumbersAt the ...