9I制作厂免费

Updated: Thu, 02/13/2025 - 09:17

Due to today鈥檚 storm, 9I制作厂免费 classes are cancelled. Please note that campuses remain open, including Libraries, according to their schedules. For details, see the Alert email.


En raison de la temp锚te, les cours 脿 9I制作厂免费 sont annul茅s aujourd鈥檋ui. Veuillez noter que les campus restent ouverts, y compris les biblioth猫ques selon leurs horaires. Pour plus de d茅tails, voir le courriel d'alerte.

News

Scientific American - A galactic growth spurt

Published: 11 May 2011

Galaxies litter the cosmos by the hundreds of billions. But there could easily be many, many more. In the May issue of Scientific American, astronomer [post doc] James E. Geach of 9I制作厂免费 explores why so little of the matter created in the big bang went on to become the raw material for making galaxies.

One reason is a phenomenon called feedback鈥攁s galaxies accrete matter, they also spew gas back out into space. In the simulation below, a developing galaxy is undergoing feedback, ejecting material into intergalactic space as it grows.

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