2015年4月13日 星期一

NASA to Celebrate MESSENGER Mission Prior to Surface Impact of Mercury

NASA will hold a media and public event at 1 p.m. EDT on Thursday, April 16, to share scientific findings and technical accomplishments of the agency’s MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) spacecraft.



April 13, 2015

from NASA http://ift.tt/1CCjbAI

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