In this image, NASA’s Mars 2020 Perseverance rover waits to be lifted onto its Atlas V launch vehicle at the Cape Canaveral Air Force Station in Florida on July 7, 2020.

A young star’s unseen, planet-forming disk casts a huge shadow across a more distant cloud in a star-forming region.

An electric Hall thruster, identical to those that will be used to propel NASA’s Psyche spacecraft, undergoes testing at NASA’s Jet Propulsion Laboratory.

Space Shuttle Atlantis’ STS-135 mission launched from Launch Pad 39A at Kennedy Space Center on July 8, 2011 and was the last space shuttle mission.

Technicians at NASA’s Kennedy Space Center in Florida recently finished meticulously applying more than 180 blocks of ablative material to the heat shield for the Orion spacecraft.

NASA astronaut Robert Behnken works during the Wednesday, July 1, 2020, six-hour and one-minute spacewalk to swap an aging nickel-hydrogen battery for a new lithium-ion battery on the International Space Station’s Starboard-6 truss structure.

Hitching a ride on the Mars Pathfinder mission, the Sojourner rover arrived on Mars on July 4, 1997.

Pilots Troy Asher and Wayne Ringelberg walk out of NASA’s Armstrong Flight Research Center’s (AFRC) hangar in Palmdale, California, toward the flight line.

This artist’s concept shows an astronaut on Mars, as viewed through the window of a spacecraft.

Seen here in incredible detail is the starburst galaxy formally known as PLCK G045.1+61.1. The galaxy, which appears as multiple reddish dots near the center of the image, is being gravitationally lensed by a cluster of closer galaxies, also seen in the image.