NASA’s extensive fleet of science assets, particularly those orbiting and roving Mars, have front row seats to image and study a once-in-a-lifetime comet flyby on Sunday, Oct. 19.
October 09, 2014
from NASA http://ift.tt/1qqxr8N
via IFTTT
October 09, 2014
from NASA http://ift.tt/1qqxr8N
via IFTTT
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