
Christopher Kraft, flight director during Project Mercury, works at his console inside the Flight Control area at Mercury Mission Control.

A Ball Aerospace engineer prepares the Imaging X-Ray Polarimetry Explorer spacecraft boom for testing at Ball’s Boulder, Colorado, test facility.…

The Imaging X-Ray Polarimetry Explorer spacecraft stands fully integrated and cleared to fly at Ball Aerospace test facilities in Boulder,…

The Imaging X-Ray Polarimetry Explorer spacecraft stands fully integrated and cleared to fly at Ball Aerospace test facilities in Boulder,…

NASA’s Curiosity Mars rover used its black-and-white navigation cameras to capture panoramas of this scene at two times of day…

The Imaging X-Ray Polarimetry Explorer spacecraft stands fully integrated and cleared to fly at Ball Aerospace test facilities in Boulder,…

The Imaging X-Ray Polarimetry Explorer spacecraft, or IXPE, stands ready to undergo integrated testing at Ball Aerospace facilities in Boulder,…

The Imaging X-Ray Polarimetry Explorer spacecraft, or IXPE, stands ready to undergo integrated testing at Ball Aerospace facilities in Boulder,…

Astronauts Thomas Marshburn and Kayla Barron work on U.S. spacesuits.