Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

It’s beautiful but also a reminder of the ultimate fate that awaits our own Milky Way galaxy. The image was captured using the NOIRLabs’ International Gemini Observatory. NOIRLabs says that ...

Edwin Hubble's discovery of the expanding universe transformed cosmology, revealing countless galaxies and laying the ...