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首页土星壁纸 Across to Prometheus

Across to Prometheus

土星壁纸

by NASA/JPL-Caltech/Space Science Institute

NASA Image Library · 公有领域（Public Domain）

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NASA Cassini spacecraft looks across Saturn rings and finds the moon Prometheus, a shepherd of the thin F ring. Prometheus looks like a small white bulge near the F ring -- the outermost ring seen here -- above the center of the image.

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