PPRuNe Forums - View Single Post - Contra-rotating helicopter now based on Mars

15th Apr 2021, 07:01

#42 (permalink)

TURIN

Join Date: Feb 2002

Location: UK

Age: 58

Posts: 3,520

Received 206 Likes on 115 Posts

It does beg the question why was this not discovered during testing before it was launched?

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