
Comet NEOWISE is seen before sunrise over Washington, Sunday, July 12, 2020. The comet was discovered by NASA’s Near-Earth Object…

Comet NEOWISE is seen before sunrise over Washington, Sunday, July 12, 2020. The comet was discovered by NASA’s Near-Earth Object…

The International Space Station orbits above Marfa, Texas.

The Earth's horizon looking back towards Uruguay.

The southern tip of Brazil bordering Uruguay.

Mauna Loa is the world's largest active volcano.

Expedition 63 Flight Engineer Doug Hurley works on the International Space Station's intermodule ventilation system.

Expedition 63 Flight Engineer Bob Behnken is pictured inside the Bigelow Expandable Activity Module (BEAM).

The forward end of the Progress 74 resupply ship.

An electric Hall thruster, identical to those that will be used to propel NASA's Psyche spacecraft, undergoes testing at NASA's…