September 17, 2019

NASA’s OSIRIS-REx has started orbiting asteroid Bennu

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By Marietta Moon From engadget The asteroid is now the smallest celestial body orbited by a spacecraft. After NASA’s OSIRIS-REx arrived at asteroid Bennu in early December, its ground team quickly started measuring and mapping out the celestial body. They needed all the information they could get in order to enter Bennu’s orbit, since the asteroid has […]