NASA's SLS rocket and Orion spacecraft, attached to the mobile launcher, are seen leaving Launch Complex 39B, January 17, 2026, at the Kennedy Space Center in Florida. Credit: NASA/Aubrey Gemignani

NASA's SLS rocket and Orion spacecraft, attached to the mobile launcher, are seen leaving Launch Complex 39B, January 17, 2026, at the Kennedy Space Center in Florida. Credit: NASA/Aubrey Gemignani