
The International Space Station crew snapped this image of the Hudson Bay's frozen southern tip.

NASA astronaut Christina Koch relocates and organizes International Space Station hardware inside the Leonardo Permanent Multipurpose Module (PMM) from ESA…

NASA astronaut Christina Koch works to remove and replace the treadmill inside the Tranquility module.

NASA astronauts Nick Hague and Anne McClain install the Materials ISS Experiment-Flight Facility (MISSE-FF) gear inside the Japanese Kibo laboratory…

NASA astronaut Anne McClain begins depressurizing the Japanese Kibo laboratory module’s airlock that contains the Materials ISS Experiment-Flight Facility (MISSE-FF)…

NASA astronaut Anne McClain relaxes with an electronic tablet on a Sunday morning inside the vestibule that connects the Unity…

Astronaut David Saint-Jacques of the Canadian Space Agency studies how crystals melt and solidify using the Microgravity Science Glovebox inside…

Engineers prepare NASA's Mars 2020 spacecraft components for acoustic testing in the Environmental Test Facility at NASA's Jet Propulsion Laboratory.

An illustration of NASA’s Space Launch System (SLS) in the Block 1 cargo configuration on the mobile launcher.

This illustration depicts NASA’s Space Launch System’s Block 1 cargo configuration on the mobile launcher. The Block 1 configuration utilizes…