Coverage of the launch is expected to begin at 11 a.m. ET and will be added to this story in the video player above. The ...

Estimates of how fast the universe is expanding disagree. Could a new form of dark energy resolve the problem?

Vaccines delivered through a puff up the nose or into the mouth could be even more effective than shots at protecting people ...

It will take Europa Clipper 5½ years to reach Jupiter, where it will slip into orbit around the giant gas planet and sneak close to Europa during dozens of radiation-drenched flybys.

Scientists identify faint black holes in galaxies that formed during the early days of the universe, using imagery from the ...

See composite views of the Cartwheel Galaxy captured by the James Webb Space Telescope. The galaxy is 500 million light years ...

NASA's Europa Clipper spacecraft lifted off Monday from Kennedy Space Center in Florida aboard a SpaceX Falcon Heavy rocket, ...

The Hubble Space Telescope has seen Jupiter's Great Red Spot oscillating in width as it drifts around the planet. Could this ...

NASA’s Europa Clipper, the largest robotic probe the agency has ever built, rocketed into space Monday on a mission to ...

A spacecraft that will hunt for signs of alien life on one of Jupiter’s icy moons has blasted off from Cape Canaveral, ...

Europa Clipper is the biggest interplanetary spacecraft that NASA has ever built. At launch, it will weigh about 12,500 pounds — nearly half of that is propellant. When unfurled, its solar panels will ...

The space agency collected imagery from Hubble over a roughly 90-day period between December 2023 and March 2024 as the telescope focused on the largest known ...