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Space Telescope Mission Architecture
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Astronomy
AST.281 Space Telescope Mission Architecture
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A telescope's ultraviolet mirrors must stay clean because thin films of contamination can absorb UV light. Which mission practice helps protect performance?
A
Heating all optics until the mirror coating melts smooth.
B
Allowing rocket exhaust to coat the mirror for protection.
C
Opening covers before launch so dust can blow away.
D
Strict contamination control during assembly, launch, and early operations.
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