Expedition 64 Flight Engineer Michael Hopkins works on the Grasp experiment.
Expedition 64 Flight Engineer Victor Glover works on the Grasp experiment.
Expedition 64 Flight Engineer Shannon Walker smiles for a portrait.
Expedition 64 Flight Engineer Kate Rubins checks out radish plants.
Radish plants are pictured growing for the Plant Habitat-02 experiment.
This illustration shows Earth surrounded by theoretical filaments of dark matter called "hairs."
Expedition 64 Flight Engineer Soichi Noguchi checks out radish plants.
Earth's horizon above the Pacific Ocean off the coast of Chile.
Paris, France, the "City of Light."
The U.S. Cygnus cargo craft and Russia's Soyuz crew ship.
