The distribution of normal matter precisely determines gravitational acceleration in all common types of galaxies, a team led by Case Western Reserve University researchers reports. The team has ...

The James Webb Space Telescope zooms in on galaxies of various sizes, colors and shapes.

Astronomers have discovered "dust-shrouded supermassive black holes" in the early universe, less than 1 billion years after ...

Astronomers from Yonsei University in Seoul, South Korea, and elsewhere report the discovery of a new isolated early-type ...

Considering the two types of galaxies seen in the local universe already exist in the universe 8 billion years ago, the initial findings showed that concentrated elliptical galaxies formed from ...

The night sky of Aspen is a wonderland for stargazers, dark and transparent enough for the naked eye to discern ...

Astronomers have discovered galaxies in the distant universe that are ancestors of spiral galaxies like our Milky Way. They are quite small -- one-tenth the size and one-twentieth the mass of our ...

Types of galaxies Large galaxies are divided roughly into three categories: spiral, elliptical, and irregular, depending on the amount of structure and gas content.

Don't know your elliptical from your spiral galaxy? ABC StarStuff's Stuart Gary explains how different types of galaxies formed and evolved over time.