Eric Bergerさんのイラストまとめ
@SciGuySpaceFollow @SciGuySpaceさんをフォローする
Senior Space Editor at Ars Technica. Likes rockets. Author of the best-selling book on the Falcon 9 and Dragon, REENTRY. benbellabooks.com/shop/reentry/
arstechnica.comフォロー数：735 フォロワー数：375979
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This effort to map every Mars landing attempt, by @elakdawalla,
is great.
https://t.co/cSJwDzl29T
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