A team of NASA scientists and engineers now believes it can leverage recent advances in a greenhouse-detecting instrument to build the world's first space-based sodium lidar to study Earth's poorly understood mesosphere.
The challenge of predicting space weather, which can cause issues with telecommunications and other satellite operations on Earth, requires a detailed understanding of the solar wind (a stream of charged particles released ...
Forty-five years have passed since humans last set foot on an extraterrestrial body. Now, the moon is back at the center of efforts not only to explore space, but to create a permanent, independent space-faring society.
The first test flight of NASA's Orion capsule, designed to one day carry people to Mars, has been delayed until 2019 at the earliest due to high costs, the US space agency said Friday.
So what is it like to float out into the vacuum of space?
An equipment water leak shortened Friday's spacewalk by two U.S. astronauts at the International Space Station, but they still managed to replace a faulty electronics box.
Two US astronauts began the 200th spacewalk at the International Space Station Friday, following a brief delay after NASA discovered a water leak in equipment that helps power their spacesuits.
A pioneering new study uncovering the 'primitive atmosphere' surrounding a distant world could provide a pivotal breakthrough in the search to how planets form and develop in far-flung galaxies.
Astronaut Don Pettit, a University of Arizona College of Engineering alumnus, wore the same pair of shorts for months at a time while living on the International Space Station. Doing laundry was not an option. When clothes ...