NASA astronaut Nichole Ayers, an Expedition 73 crew member aboard the International Space Station, photographed the "Flower" ...

The full moon is an ethereal lantern dancing with Earth in NASA astronaut Nichole Ayers' snapshots from the International ...

Sky watchers will soon be able to spot the waning crescent Moon visit two Solar System worlds in the early morning sky ...

Anne McClain and Nichole Ayers achieved most of their planned tasks on today's (May 1) 5-hour, 44-minute extravehicular ...

The first spacewalk was conducted in 1965, by Russian cosmonaut Alexey Leonov. Nearly 20 years later, cosmonaut Svetlana ...

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.

As they returned to the airlock, the Earth below started to put on a lightning show, and Ayers took note, mesmerized. A day ...

A lightning storm on Earth taken by astronaut Nichole Ayers from the International Space Station on Friday, May 2. (Nichole ...

Auroras are natural light displays that occur when charged particles from the sun interact with Earth’s magnetic field and ...

Two NASA astronauts have completed a nearly six hour long spacewalk to maintenance and upgrades on the International Space ...

Anne McClain, an astronaut who missed out on the first all-female spacewalk six years ago because there weren’t enough medium ...

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.