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STS-93 Payload Bay Door Closure

STS-93 Payload Bay Door Closure

1999. At Launch Pad 39B, the Space Shuttle Columbia's payload bay doors close around the Chandra X-ray Observatory inside, while workers monitor the activity. The combined Chandra/Inertial Upper Stage, seen here, measures 57 feet long and weighs 50,162 pounds. Fully deployed with solar arrays extended, the observatory measures 45.3 feet long and 64 feet wide.
Photo credit: NASA GRIN Image# 99PP-0854

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