The robotic arm delivered NASA astronaut Suni Williams to a worksite during a record-breaking spacewalk at the International ...

If you're in South Carolina, you might be able to spot the International Space Station in the night sky this week. Here are the best days and times to see it.

NASA's two stranded astronauts conducted their first spacewalk together Thursday, stepping outside the International Space Station.

Space streaming company Sen is now broadcasting live views of Earth and space from the International Space Station (ISS) in 4K HD.

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight months after moving in.