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Planetary Science

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SPACE SPEW  The same process that forces water out of flushed toilets on the space shuttle also applies to the gushing vents on Saturn’s moon Enceladus (shown).

Haumea's ring illustrated

RING AROUND THE DWARF PLANET  Haumea’s ring, shown in this artist’s illustration, revealed itself by momentarily blocking the light of a distant star.

hazy Pluto

LOOKING BACK  New Horizons took this rearview image of Pluto’s hazy atmosphere after flying past the dwarf planet in July 2015. The spacecraft’s team was also looking for rings, but didn’t find any.

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