NASA has changed its mind yet again about the Hubble Space Telescope. Earlier this year, it cancelled plans to send astronauts to upgrade it and scoffed at the idea of sending a robot to do the job. But NASA chief Sean O’Keefe now says a robotic repair mission may be possible after all.
Hubble’s gyroscopes and batteries are wearing out. NASA had long planned to send a few astronauts in the shuttle to carry out the repair, but in January O’Keefe decided that flying to Hubble was too risky. Instead, NASA planned to send a robotic spacecraft to guide Hubble to a fiery end in the…
