People
1879- 1955. He was a German born physicist
albert einstein
describes that the universe started with an infinitely hot and dense single point that inflated and stretched.
Big Bang Theory
universe is made up of...
He thought the universe was static (not moving)
albert einstein
Star Clusters
What Other things is the universe made up of?
He was a Russian physicist
alexander freidman
open (galactic) star clusters
What are types of stars
Big
Small
Red
Blue
Yellow
In groups
Alone
In 1915 he predicated that the universe was expanding
albert einstein
nebula
what galaxy do we live in
milk way
Demonstrated and admits Einstein's nonstatic solutions = the universe is expanding
alexander friedman
globular clusters
what three shapes can a galaxy be
Spiral, elliptical or irregular shape