2016年4月19日 星期二

NASA to Discuss Latest Developments in Solar Electric Propulsion for Future Deep Space Exploration

NASA will host a media teleconference at 11:30 a.m. EDT Thursday, April 21, to discuss the latest advances in the agency’s development of solar electric propulsion (SEP) for deep space exploration.

April 19, 2016
from NASA http://ift.tt/20V4plV
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