Quasars are the most luminous type of active galaxy. They emit light across the electromagnetic spectrum, produce powerful ...

While we have plenty of spiral galaxies, like our own Milky Way, these are only the most common types of galaxies out there. There are still others, like elliptical or irregular galaxies.

There are three main types of galaxies: elliptical, spiral and irregular. The largest galaxies are called elliptical because they look like big globes of light emitted from a multitude of stars.

"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

A new way to study 3D maps of galaxies in the cosmos without compressing the data is revealing new information about the dark ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster.

These galaxies are thought to be the most common in the nearby Universe and might be the types of galaxies where life can develop given the nature of their formation history. However, astronomers ...

Ultra-faint dwarf galaxies are the faintest type of galaxy in the universe. Typically containing just a few hundred to a thousand stars—compared with the hundreds of billions that make up the ...

Ultra-faint dwarf galaxies are the faintest type of galaxy in the Universe. Typically containing just a few hundred to a thousand stars — compared with the hundreds of billions that make up the ...

The John Drescher Planetarium will also focus on the moon's "seas" and the different types of galaxies that populate the ...