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

Supermassive black holes, 1,000 times larger than previously thought, have been discovered in LRD-type galaxies. This ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The sharpest images yet of a supermassive black ... Most galaxies have supermassive black holes, but the one in the Milky Way is inactive, meaning the galaxy is as well. The extragalactic AGN ...

Somewhere in between, humans realized the universe is much larger than our Milky Way ... indeed. "Hubble was so excited about this image that he wrote 'VAR!' on the black and white glass ...

Nature of the nebulae In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed ... it appears. Hubble worked hard, taking images of spiral ...

That's certainly partly the truth, but he couldn't have done it without the genius of others around him who paved the way for his discovery. "It's easy to romanticize Hubble and his discovery of the ...