When HST can no longer do science, should we deorbit and destroy it, extend its life with another servicing mission, or boost it into a safe "museum piece" orbit? NASA's John Grunsfeld explains.
When HST can no longer do science, should we deorbit and destroy it, extend its life with another servicing mission, or boost it into a safe "museum piece" orbit? NASA's John Grunsfeld explains.
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