NASA is executing an unprecedented, first-of-its-kind rescue mission to save the Neil Gehrels Swift Observatory, a highly successful 21-year-old space telescope that is rapidly sinking toward Earth. If successful, the $30 million "Swift Boost" salvage operation could mark the beginning of a brand-new era for commercial in-orbit satellite servicing.

NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to know.

NASA is racing to save its Swift telescope from falling back to Earth with a daring rescue mission. The salvage effort gets underway as soon as this week with the planned launch…

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.

NASA is executing an unprecedented, first-of-its-kind rescue mission to save the Neil Gehrels Swift Observatory, a highly successful 21-year-old space telescope that is rapidly…