by @AstroBidules on Twitter
RT @Nakagawa_PASA: 前ツイートの TT-500 ロケット，全長は約10m．
全長約10mと言えば，打ち上げが延期になった SS-520-4 と同じくらい．
ということで，@kazufukuda さんの SS-520-4 と @mageshiman1025 さん…
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RT @Nakagawa_PASA: 前ツイートの TT-500 ロケット，全長は約10m．
全長約10mと言えば，打ち上げが延期になった SS-520-4 と同じくらい．
ということで，@kazufukuda さんの SS-520-4 と @mageshiman1025 さん…
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