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Atom & Cosmos

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illustration of the surface of Proxima b

A WORLD NEXT DOOR  Proxima Centauri casts a reddish glow over the surface of Proxima b (illustrated), the closest exoplanet to Earth, while two companion stars, Alpha Centauri A and B, appear as bright pinpricks of light.


CROWNING MOMENT  During a total solar eclipse in 2017, the moon will block the sun, allowing people to see the solar corona (as seen in this picture from a 1999 eclipse).

KIC 8462852

IN FLUX  The star KIC 8462852 (aka Tabby’s star), which sits in the constellation Cygnus (illustrated), has been flickering and fading — and astronomers still don’t know why. 

Atom & Cosmos

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