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NASA spacecraft OSIRIS-REx set to start mission at asteroid Bennu

NASA spacecraft OSIRIS-REx set to start mission at asteroid Bennu

作者:独孤合耍  时间:2018-02-17 03:01:06  人气:

NASA/Goddard/University of Arizona By Leah Crane “Bennu or bust” is one of the slogans of the OSIRIS-REx mission, and “bust” is officially off the table. On 3 December, the NASA spacecraft will arrive at its destination, the asteroid Bennu, after a two billion kilometre journey that took about two years. “This is a milestone for our spacecraft team, because now we’re not just approaching Bennu, closing in on it, we’re at a part of the mission where we need to think about how we’re going to manoeuvre around the object,