The agency will keep accepting public comments through Nov. 1.
The observatory will have to make about 50 major deployments after liftoff.
SpaceX is prepping SN20 for an orbital test flight.
Liftoff is scheduled for 10 a.m. EDT (1400 GMT).
Did you see a colorful solar show?
The flight is scheduled for Wednesday, Oct. 13.
The $10 billion observatory just wrapped up a 16-day ocean voyage.
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