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Atom & Cosmos

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supermassive black hole illustration

HIT THE GAS  Jets from supermassive black holes, like the one shown in this artist’s illustration, could be ultimately responsible for three different types of enigmatic high-energy particles.   

Mars

DUSTUP A dust storm (right) captured by the Mars Global Surveyor in 2001 swirls over much of the Red Planet. These storms are helping hydrogen from water vapor escape from the Red Planet, a new study finds.

SN 2011fe

In August of 2011, researchers discovered SN 2011fe, a type 1a supernova 21 million light-years away in galaxy M101 (images show the galaxy before and after the supernova, with the supernova circled at right). Studies using type 1a supernovas as “standard candles” to measure how fast the universe expands (the Hubble constant) produce a result in conflict with other data used to infer the cosmic growth rate.

Atom & Cosmos

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