PDA

View Full Version : How Can Growing Galaxies Stay Silent?



Fraser
2011-Dec-17, 07:50 PM
Beginning around 2005, astronomers began discovering the presence of very large galaxies at a distance of around 10 billion lightyears. But while these galaxies were large, they didn’t appear to have a similarly large number of formed stars. Given that astronomers expect galaxies to grow through mergers and mergers tend to trigger star formation, the [...]

More... (http://www.universetoday.com/91938/how-can-growing-galaxies-stay-silent/)