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A comment on Mars Helicopter successfully completed its second flight. Parent comment

Re:Mars Helicopter successfully completed its second flight by Denvercoder9 on Thursday April 22, 2021 @12:13PM (#26904458)
> Quadcopters require more computing power than is available from typical rad-hardened processors.

Ingenuity isn't a quadcopter though, it has two blades that counter-rotate around the same axis.

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Re:Mars Helicopter successfully completed its second flight by lsaferite on Thursday April 22, 2021 @04:38PM (#26907884)
> two blades that counter-rotate around the same axis

Which would make it a coaxial helicopter.

https://en.wikipedia.org/wiki/Coaxial_rotors

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