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Space.com on MSNOpinion
50 years ago, NASA sent 2 spacecraft to search for life on Mars – the Viking missions' findings are still discussed today
Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...
Space.com on MSN
'A game changer': Space shuttle astronaut Pam Melroy joins Venus Aerospace after revolutionary rocket engine breakthrough
Melroy also pointed to landers as another application.
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