A mission to raise the orbit of NASA’s Swift observatory is poised for launch June 30.

For more than two decades, NASA's Neil Gehrels Swift Observatory has acted as one of astronomy's fastest cosmic first responders. The space telescope has detected thousands of…

For more than two decades, NASA’s Neil Gehrels Swift Observatory has acted as one of astronomy’s fastest responders, detecting powerful cosmic explosions and alerting telescopes…

And the Hubble Space Telescope could be next

The Swift Observatory, launched in 2004, has been falling back to Earth due to recent higher-than-usual solar activity.