A mission to raise the orbit of NASA's Neil Gehrels Swift Observatory is poised for launch no earlier than Tuesday, June 30, at 6:23 a.m. EDT (10:23 p.m. UTC+12), from Kwajalein Atoll, part of the Republic of the Marshall Islands in the South Pacific Ocean.

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

A mission to raise the orbit of NASA's Neil Gehrels Swift Observatory is poised for launch no earlier than Tuesday, June 30, at 6:23 a.m. EDT (10:23 p.m. UTC+12), from Kwajalein…

Inside the quest to rescue NASA’s aging Swift observatory

A rocket launching to space from an airplane is sort of like a hat on a hat, but you know what? The more hats, the better.