Swift was launched on 20 November 2004 and began science work the following month, as a two-year mission.
It was a dedicated gamma-ray burst observatory with a wide-field detector and two telescopes that slew automatically to the source.
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