Is 510,000,000 monme (匁) as heavy as The Space Shuttle?
It's about thirty times as heavy as The Space Shuttle
The weight of The Space Shuttle is about 19,000,000 monme (匁).
(for Endeavour, a.k.a. OV-105, a.k.a. Orbiter Vehicle-105) (empty weight, excluding main engines)
When empty, the space shuttle Endeavour weighs 19,000,000 monme (匁). The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 5,300,000 monme (匁).
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