All galaxies are massive clusters of stars scattered across the universe. Many galaxies take the same form, for instance, spiral and elliptical galaxies. Some galaxies also have a black hole in their center.
There are none. A star is a mass of gas whereas a galaxy is a massive collection of stars.
Galaxies' in a universe.
They aren't the same. Not even close...
they all have billions of stars
no a galaxy is in the universe
they all contain billions of stars that orbit the center of the galaxy. all galaxies are also moving very slow.
galaxies are in every direction in space there in clusters and super clusters
All stars and galaxies are in the universe.
Both have a huge black hole at their center.
nebular theory
No. Some galaxies are shaped differently (irregular vs. spiral vs. elliptical), some spin in opposite directions, and some are bigger than others. However, they all contain stars and possibly solar systems.
0.75
the universe is made up of galaxies
Approximately 60% of all galaxies are spiral
They are ALL galaxies.
Some galaxies are spiral, similar to the Milky Way.
Both are spiral galaxies.