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Planetary Science

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Jupiter moons

NEW MOON, I SAW YOU ORBIT ALONE  Of 12 newly discovered Jovian moons (illustrated in bold orange, blue and green), one orbits in the opposite direction of its neighbors (arrows show orbit direction). Four moons discovered by Galileo are also shown (purple).

Pluto mountains

UPS AND DOWNS  This view shows Pluto’s highest mountains, which rise 3 to 6 kilometers above the smooth nitrogen-ice plains of Sputnik Planitia. New maps of Pluto’s topography show more details of familiar landscapes like this one.

exoplanet

GATHERING DUST  Images taken by the Very Large Telescope unveil a still-forming exoplanet in the disk of gas and dust around a star about 370 light-years away. The exoplanet (seen here as a bright splotch to the right of its host star, whose light has been blocked out) is a cloudy world several times more massive than Jupiter.

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