2023年11月21日 · An elliptical galaxy is the most common type of galaxy, has a roundish shape, and demonstrates little or no star formation. An irregular galaxy is a galaxy with no defined …

An elliptical galaxy is a galaxy classification used in the Hubble Classification System. Discover what classifies as an elliptical galaxy by exploring the definition, examples, and facts on the ...

2023年11月21日 · The formal elliptical galaxy definition is a galaxy that appears elliptical in shape. They are round, smooth collections of stars, unlike the more (swell-known spiral …

2023年11月21日 · IC 1101 is a supergiant elliptical galaxy, one of the most giant known galaxies containing ~100 trillion stars with a diameter of possibly 4 million light-years. IC 1101 is a little …

The elliptical galaxy NGC 3610 is unusual. Because most elliptical galaxies are old and are formed by collisions of other galaxies, they don't have easy-to-spot shapes like the spiral …

Elliptical galaxies actually have more blue stars than spiral galaxies, but they are so bright that they appear white. Elliptical galaxies have lost their dust and gas so they cannot make new stars.

Both elliptical and spiral galaxies have a faint, highly distributed sphere of stars around their main structure called a "halo." They are also believed to have similar halos of invisible dark matter, …

An elliptical galaxy Elliptical galaxies are some of the largest galaxies in the universe. One, named IC 1101, is 50 times larger than our Milky Way galaxy! Also, instead of a glowing bulge at the ...

2023年11月21日 · Unlike a spiral or elliptical galaxy, irregular galaxies lack a distinct structure or shape. They are thought to make up about a quarter of all galaxies. Most irregular galaxies …

(A) A spiral galaxy contains mostly younger stars. (B) A spiral galaxy has a spherical halo. (C) An elliptical galaxy lacks a disk component. (D) Elliptical galaxies are not as big as spiral galaxies. …