Two NASA astronauts were preparing to exit the International Space Station (ISS) for a second attempt at a spacewalk, but it was once again called off due to a concerning malfunction with the spacesuit.
Yesterday, a NASA livestream falsely indicated that an ISS astronaut was experiencing decompression sickness (DCS), a potentially life-threatening condition, ahead of a scheduled spacewalk.
From spiders struggling to make webs in orbit to bats clinging to the outside of the Space Shuttle, the history of animals in space is as fascinating as it is weird. Here are some of our favorite stories.
It was forty years ago this week that two NASA astronauts embarked into uncharted orbital waters, becoming the first to perform a spacewalk without the benefit of a tether. These thrilling photos remind us of this extraordinary moment in spaceflight history.
NASA has produced thousands of images over its illustrious 65-year history, but some images have had a far greater impact than others. Among this vast portfolio, certain images stand out for having reshaped our understanding of space and our place within it, capturing moments that have both ignited the collective…
In space, misplacing a bag of tools is hard to recover from. A tiny mishap during a recent spacewalk outside the International Space Station (ISS) has led to a new object in the night sky, with a tool bag now orbiting Earth ahead of the space station, temporarily taunting the astronauts who dropped it.
Two NASA astronauts are gearing up for their first spacewalk outside the International Space Station (ISS) for maintenance work in low Earth orbit, marking just the fourth time two women will exit the station together.
A bubble of coolant leaked out of a radiator attached to the International Space Station (ISS), jeopardizing an ongoing spacewalk by two Russian cosmonauts on Wednesday.
Sensors placed on the surface of the Moon during the Apollo 17 mission picked up a mysterious tremor, one that regularly occurred as the Sun rose to its peak position over the lunar surface. Unlike regular moonquakes that are triggered by the varying temperatures of the lunar environment, however, this one had a…