Galaxy morphological classification is a system used by astronomers to divide galaxies into groups based on their visual appearance. There are several schemes in use by which galaxies …

Dec 8, 2025 · Scientists sometimes categorize galaxies based on their shapes and physical features. Other classifications organize galaxies by the activity in their central regions – …

Nov 7, 2025 · Explore the main types of galaxies: spiral, elliptical, barred and irregular with stunning astrophotography and insights into how galaxies form, collide & evolve.

Nov 27, 2025 · What are the three types of galaxies? Learn about the three general types of galaxies: spiral, elliptical, and irregular.

Dec 31, 2025 · Explore types of galaxies, galaxy evolution, and galaxy formation from spirals to ellipticals, revealing how cosmic structures develop over billions of years.

We will discuss the evolution of galaxies in more detail in The Evolution and Distribution of Galaxies, but let’s first see in a little more detail just what different galaxies are like.

These broad classes have grown to allow for more detail. Other types of galaxies have also been discovered. There are now irregular galaxies, with no obvious structure at all, and dwarf …

For ease of reference, the Hubble classification scheme is often used to subdivide galaxies into two morphological ‘types’: Early-type galaxies: elliptical and S0 galaxies. Late-type galaxies: …

Millions of galaxies have been catalogued, but only a few have well-established names, such as the Andromeda Galaxy, the Magellanic Clouds, the Whirlpool Galaxy, and the Sombrero Galaxy.

Jun 12, 2025 · The most widely accepted classification system is the Hubble Tuning Fork Diagram, introduced by Edwin Hubble in 1926, which divides galaxies into three primary types: …