ALT The left-hand forward solid rocket booster segment for NASA\u2019s Artemis III SLS (Space Launch System) rocket is removed from its shipping container ahead of processing inside the Rotation, Processing and Surge Facility at the agency\u2019s Kennedy Space Center in Florida on Wednesday, April 15, 2026. Credit: NASA/Frank Michaux

ALT The left-hand forward solid rocket booster segment for NASA\u2019s Artemis III SLS (Space Launch System) rocket is removed from its shipping container ahead of processing inside the Rotation, Processing and Surge Facility at the agency\u2019s Kennedy Space Center in Florida on Wednesday, April 15, 2026. Credit: NASA/Frank Michaux

ALT The left-hand and right-hand solid rocket booster aft segments, or bottom sections, for NASA\u2019s Artemis III SLS (Space Launch System) rocket are seen inside the Rotation, Processing and Surge Facility at the agency\u2019s Kennedy Space Center in Florida on Tuesday, April 28, 2026. Credit: NASA/Glenn Benson

ALT Teams from NASA’s Kennedy Space Center in Florida transport the agency’s Artemis III SLS (Space Launch System) core stage boat tail from the spaceport's Space Systems Processing Facility to the Vehicle Assembly Building on Thursday, July 24.

ALT A thermal image taken by E-THEMIS aboard the Europa Clipper spacecraft shows Mars, with shades of red in the center, moving out into orange, yellow, light green, brighter green, aqua, blue, and then purple along the edges. In the bottom corner are the words: "Europa Clipper, March 2025" in white lettering.

ALT An image from August 2006 as taken by the Mars Global Surveyor spacecraft shows a mosaic of Mars. The bottom portion of the planet is cut off, but most of the globe is in tact. It's a reddish brown color with specks of gray along mountainous and valley areas. Along the bottom is text: "Mars Global Surveyor, August 2006" in white lettering.