Abell 2744
Are Little Blue Dots in the Hubble Frontier Fields Precursors to Globular Clusters?
Using data from the Hubble Frontier Fields program, a team of astronomers has produced a study that indicates how globular…
7 years ago
Hubble Spots the Ghostly Light From Dead Galaxies
In a patch of sky 3.5 billion light-years away there are hazy elliptical galaxies, colorful spirals, blue arcs and distorted…
10 years ago
A Four Cluster Pile-Up
[/caption] Abell 2744, shown above in a composite of images from the Hubble Space Telescope, the ESO's Very Large Telescope…
14 years ago