A starry night sky and an aurora are pictured above Russia.
This long duration photograph shows streaks of a starry field above Earth's exaggerated atmospheric glow.
Flight Engineer Michael Hopkins works inside the Quest airlock to prepare tools and U.S. spacesuits for planned spacewalks.
Flight Engineers Michael Hopkins (foreground) and Victor Glover configure tools inside the Quest airlock for planned spacewalks.
Flight Engineer Michael Hopkins works inside the Quest airlock configuring tools for planned spacewalks.
Flight Engineer Soichi Noguchi of JAXA captures a "selfie" as he works to load cargo the inside SpaceX Cargo Dragon…
Flight Engineer Shannon Walker of NASA is pictured inside Europe's Columbus laboratory module packing research cargo.
Flight Engineer Shannon Walker tends to plants growing inside the Veggie plant growth facility for the Veg-03J space botany study.
When three galaxies collide, what happens to the huge black holes at the centers of each? A new study using…
Thornton became an astronaut in 1967 and flew on two space shuttle missions.
