NASA astronauts Anne McClain and Nichole Ayers conducted history's fifth all-female spacewalk on May 1, moving an antenna and partially preparing the ISS for a new set of solar arrays.

The Federal Aviation Administration is grounding Firefly Aerospace's Alpha rocket until the company completes an investigation into the vehicle's April 29 launch failure.

There's an issue with the fuel line that feeds the Psyche asteroid probe's thrusters with xenon gas. But we needn't worry yet, NASA says.

A recent study on ancient Egyptian imagery suggests rare drawings of the sky goddess Nut represent the earliest visualization of the Milky Way galaxy's Great Rift.

A Russian cargo ship docked to the International Space Station fired its thrusters Wednesday (April 30) to distance itself from passing piece of orbital space debris.