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UChicago researchers use Hubble Telescope to reveal cloudy weather on alien world

By Guest PostJanuary 2, 2014Sciencealien world, astronomers, atmosphere, bjorn benneke, clouds, constellation ophiuchus, drake deming, earth, exoplanets, gj 1214b, heavy molecule, high altitude clouds, hubble telescope, jacob bean, jacob l bean, jean michel desert, laura kreidberg, milky way galaxy, NASA, neptune, university of chicago, water vapor

Weather forecasters on exoplanet GJ 1214b would have an easy job. Today’s forecast: cloudy. Tomorrow: overcast. Extended outlook: more clouds.

That’s the implication of a study led by researchers in the Department of Astronomy and Astrophysics at the University of Chicago who have definitively characterized the atmosphere of a super-Earth class planet orbiting another star for the first time. (more…)

Infant Galaxy Offers Peek at Early Universe

By Guest PostSeptember 25, 2012Science1149 jd, astronomer, big bang, clash, cluster, cosmic, dark matter, Galaxy, gravitational lens, gravity, hubble telescope, light, macs, mass, megan donahue, michigan, Milky Way, NASA, northern hemisphere, object, ordinary galaxy, sky, space telescope, spitzer, state university, universe, zoom lens

EAST LANSING, Mich. — A Michigan State University astronomer is part of an international team of scientists that has discovered a galaxy so far, far away that its light was emitted not all that long after the Big Bang occurred.

The research of MSU’s physics and astronomy professor Megan Donahue and colleagues is detailed in the recent issue of the journal Nature. They found that this galaxy began emitting light “just” 490 million years after the Big Bang, when the universe was only 3.6 percent of its present age. (more…)

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UChicago researchers use Hubble Telescope to reveal cloudy weather on alien world

Infant Galaxy Offers Peek at Early Universe