Articles tagged "galaxy clusters"

galaxy cluster collisions celestial fireworks

Galaxy-cluster collisions set off celestial fireworks display

A giant collision of several galaxy clusters, each containing hundreds of galaxies, has produced this spectacular panorama of shocks and energy. The collisions generated shock waves that set off a celestial fireworks display of bright radio emission, seen as red and...

November 12, 2017

galaxy_cluster_feat

A new giant galaxy cluster bursting with newborn stars discovered

Astronomers have discovered an enormous galaxy cluster with new stars forming in its core at a pace of 800 stars per year, ESA announced on September 10, 2015. This rare and amazing discovery was made by using the NASA's Spitzer Space Telescope and the Canada-France

September 17, 2015