
This composite of the Crab Nebula was made with data from the Chandra X-Ray Observatory (blue and white), Hubble Space…

NASA astronaut and Expedition 63 Commander Chris Cassidy poses for a weekend selfie aboard the International Space Station.

NASA astronaut and Expedition 63 Commander Chris Cassidy performs household chores and cleans life support gear aboard the International Space…

xpedition 63 Flight Engineer Anatoly Ivanishin services components and replaces fuel bottles inside the Combustion Integrated Rack (CIR).

Expedition 63 Commander Chris Cassidy sets up an Astrobee robotic assistant, one of a trio of cube-shaped, free-flying robots.

Expedition 63 Commander Chris Cassidy cleans botany research hardware after growing lettuce and mizuna greens inside the Columbus laboratory module.

Expedition 63 Commander Chris Cassidy performs maintenance on the Combustion Integrated Rack, a research device that enables safe fuel, flame…

NASA astronaut Chris Cassidy services biological samples in a glovebag for the Food Physiology experiment.

NASA astronaut and Expedition 63 Commander Chris Cassidy performs household chores and cleans life support gear aboard the International Space…