Stars, Dust and Plasma.
a galaxy is a group of stars.
No. Everything that orbits the sun is in out galaxy. Out solar system makes up just a tiny part of it.
They are shaped like a round galaxy and they are flat
A supercluster is a group of galaxy clusters, each of which in turn is a group of galaxies.
spiral galaxy
nebular :) san
Samsung.
We live in the Milky Way Galaxy - it's our home. That makes it important.
Samsung
You may describe it as slim or shiny. You can also describe it's size, screen brightness, and how it feels(smooth).
Something that makes noise until it gives up, or until you pick it up
Not much is currently known about dark matter. We know that there is some unknown substance that makes up 80-90% of a typical galaxy or galaxy cluster - and we know so by its gravitation - for example, by observing the rotation of a galaxy, or by gravitational lensing.