Solar activity increased drag and Swift sank faster than expected.
NASA commissioned the commercial LINK servicing spacecraft to raise the orbit. The mission ended in August without a boost attempt, and observing was paused and later restarted to manage drag.
Back to Neil Gehrels Swift Observatory
NASA: NASA’s Swift Mission Ends · NASA Swift blog, 23 October 2026 · NASA: lessons learned from the Swift boost mission — full list on Neil Gehrels Swift Observatory