Dawn observing Ceres; 3rd reaction wheel malfunctions – Satellite News Digest

NASA’s Dawn spacecraft is preparing to observe Ceres on 29 April from an "opposition" position, directly between the dwarf planet’s Occator Crater and the Sun. While preparing for this observation, one of Dawn’s two remaining reaction wheels stopped functioning on 23 April.

http://www.sat-nd.com/archive/?id=2017042700

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