NASA's asteroid explorer faces checks that simulate area
Earlier than NASA’s OSIRIS-REx spacecraft can go to an asteroid to gather samples, it’s going to should run a troublesome gauntlet. The probe is present process a 22-day thermal vacuum check that may see whether or not or not it could possibly perform within the unforgiving circumstances of area. On prime of working in an environment-free surroundings, it’s going to face temperatures as chilly as -274F and the periodic warmth of a simulated Solar. As long as OSIRIS-REx makes the grade, it’s going to largely be prepared for its September launch and the epic 7-yr journey towards the asteroid Bennu.