NASA’s Swift space telescope is reaching the end of its two-decade run in orbit – unless a satellite launched on 3 July can give it a lifesaving boost

US space agency NASA is preparing to launch a robotic rescue mission to haul an ageing telescope into a higher orbit to save it from burning up as it falls back down to Earth. The…

Instead of letting a 22-year-old space telescope fall to Earth, NASA wants to rescue the Neil Gehrels Swift Observatory with a robotic spacecraft designed to boost the telescope…