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Astronomy

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IceCube Neutrino Observatory

PARTICULATE PURSUITS Lightweight particles from outer space called neutrinos, caught by particle detectors like the IceCube Neutrino Observatory in Antarctica (shown), are giving new insight into a menagerie of celestial objects.  

blazar illustration

HOME BASE  Scientists traced a high-energy neutrino back to its source: a blazar, a galaxy harboring a supermassive black hole that fuels powerful jets of particles.

cgm simulation

COSMIC CLOAK  Whirls of cold and hot gas billow in this simulation of a circumgalactic medium surrounding a galaxy. With new tools and simulations, researchers have learned that the CGM helps a galaxy recycle its materials. 

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