Galaxy Clusters Formed as 'Fireworks'

April 2, 2015 7:03 AM

4 0

By combining observations of the distant universe made with the European Space Agency's Herschel and Planck space observatories, cosmologists have discovered what could be the precursors of the vast clusters of galaxies that we see today.

Galaxies such as our Milky Way, with its 100 billion stars, are usually not found in isolation. In the universe today, 13.8 billion years after the Big Bang, many are in dense clusters of tens or even hundreds of galaxies.

Read more

To category page

Loading...