A NASA spacecraft descended to an asteroid Tuesday and, dodging boulders the size of buildings, momentarily touched the surface to collect a handful of cosmic rubble for return to Earth. It was a first for the United States — only Japan has scored asteroid samples.
from The Boston Globe https://ift.tt/2IPdpeu
MARCIA DUNN
A NASA spacecraft descended to an asteroid Tuesday and, dodging boulders the size of buildings, momentarily touched the surface to collect a handful of cosmic rubble for return to Earth. It was a first for the United States — only Japan has scored asteroid samples.
https://ift.tt/3dQDd5h October 21, 2020 at 02:07AM
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