Hippocamp Archives - Different Impulse

CHIP OFF THE OLD BLOCK A massive collision that left Neptune’s second largest moon, Proteus (as seen in the background of this illustration) with a huge crater may have spawned its smallest moon, Hippocamp (foreground).

February 21, 2019 Science

Neptune’s smallest moon may be a chip off another moon

Neptune’s smallest moon may be a chunk of a neighboring moon that was knocked off by a comet. One of

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