Atom & Cosmos

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solar wind simulation

THINNING OUT  The solar wind (beige streaks) rips molecules from Mars’ atmosphere. Orange lines represent high energies of out­going ions, blue low.

Parkes radio telescope

CAUGHT IN THE ACT  Five more fast radio bursts have been detected at the Parkes radio telescope in Australia, shown here.

Phobos in 1977

DOOMED MOON Stickney crater (left) on Phobos, seen in this 1977 image from Viking 1, helped researchers predict that the moon will crumble into a ring around the Red Planet.

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