When will the #MarsHelicopter drop? Soon! First we need to charge it to 100%.

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NASA JPL
@NASAJPL
When will the #MarsHelicopter drop? Soon! First we need to charge it to 100%. Once it's no longer connected to @NASAPersevere, the craft must survive surface temperatures down to -130ºF (-90ºC) on its own.

Check out the chief engineer’s blog for more:

It's Cold on Mars
mars.nasa.gov
https://t.co/UDgQPkMSRl?amp=1