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NASAが父の日を祝い、ガリレオ宇宙探査機によって撮影された木星の衛星ガニメデの画像を公開したっぽい。ガニメデの地形や地質構造が観察できるのです。 #FathersDay pic.twitter.com/jD3LFrXDUO twitter.com/NASA/status/18…
メニューを開くHappy #FathersDay! This image was taken by our Galileo spacecraft, named for a father of modern astronomy, Galileo Galilei. It was the first mission to measure Jupiter's atmosphere directly with a probe and the first to observe of the Jovian system from orbit.
