Before Mars Landing, A Nail-Biting "Six And A Half Minutes Of Terror"
A spacecraft that cost nearly a billion dollars is on course to make a perilous landing Monday on Mars, if it can survive a high-speed approach and the scorching heat of entering the Red Planet's...
from NDTV News - Top-stories https://ift.tt/2QdU7By
from NDTV News - Top-stories https://ift.tt/2QdU7By
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