Space

This was the first time that a crew returned home early from the ISS because of a medical concern.

The nearly 11-hour mission will end with a deorbit burn to slow the spacecraft before it lands off the coast of California early Thursday.

The research has implications for NASA's goals to build a base on the moon and eventually conduct crewed missions to Mars.

It will be the first time in the space station's 25-year history that a mission will be cut short because of a medical incident in space.

It will be the first such evacuation in the space station's 25-year history. NASA officials said the astronaut is stable.

A NASA spokeswoman said the astronaut with the medical concern, whom she did not identify, was in a stable condition on the orbiting laboratory.

The space agency lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

Supermoons happen a few times a year and come in groups, taking advantage of the sweet spot in the moon’s elliptical orbit.

From the slopes to outer space, several major events will draw audiences from around the country and the world.

The Artemis II mission is expected to send four astronauts on a trip to the moon, but they won't land on its surface.

Jared Isaacman said nuclear power in space will be key to exploration beyond the moon, including future missions to Mars.