
The two X-31A Enhanced Fighter Maneuverability research aircraft, (serial nos. 164584 and 164585) piloted by Dietrich Seeck and Fred Knox,…

NASA astronaut Flight Engineer Kayla Barron peers out from a window inside the cupola, the International Space Station's "window to…

NASA conducted its first RS-25 engine hot fire test of the new year Jan. 19 on the Fred Haise Test…

Astronaut Mark Vande Hei harvests plants grown on petri plates for the APEX-07 (Advanced Plant Experiments) space botany study.

Astronaut Kayla Barron installs the Mochii electron-scanning microscope that can be used to identify trace particles aboard the International Space…

Astronaut Kayla Barron works on a U.S. spacesuit inside the International Space Station's U.S. Quest airlock.

Astronaut Kayla Barron works the MVP-Plant-01 (Multi-use Variable-gravity Platform) space botany study that monitors shoot and root development.

Astronaut Mark Vande Hei works the Plant Habitat-05 space botany experiment that observes cotton cultures grown on the International Space…

Astronaut Raja Chari works on the Ring Sheared Drop experiment that could lead to a better understanding of neurodegenerative diseases…

Cosmonauts (from left) Anton Shkaplerov and Pyotr Dubrov are pictured in their Russian Orlan spacesuits for a fit check and…