Space

The historic mission will see civilian astronauts attempt a spacewalk for the first time in history, and spaceflight enthusiasts can watch it live.

NASA’s Boeing Starliner crew is far from the first to require a Plan B to return from orbit.

The space agency outlined its spacecraft salvage operation as astronauts are forced to stay at ISS another six months.

The spacecraft is scheduled to undock from the International Space Station without crew no earlier than Friday.

The FAA opens a mishap investigation into the company’s workhorse booster after it tipped over while attempting to land on a droneship.

A helium leak has delayed the launch of the Polaris Dawn private space mission.

NASA officials will enlist SpaceX’s Dragon to return the crew of Boeing’s Starliner, which suffered several issues on its way to the ISS.

The four-person mission is scheduled to launch no earlier than Monday at 3:38 a.m. EDT.

The companies that jointly operate United Launch Alliance are in talks to sell their rocket business to Sierra Space, according to a report.

Agency officials are weighing the risks of sending two NASA astronauts home from the ISS on the Boeing spacecraft.