Universe

Huge expansion, 13.8 billion years ago

• Universe

• galaxy

• constellation

• earth

Stars move outward forever, infinity

• open universe

• closed universe

• galaxy

• solar system

Stars move outward, then back, creating multiple big bangs

• open universe

• closed universe

• solar system

• constellation

Many universes not encased

• closed universe

• bubble universe

• multiverse

• daughter universe

Many universes encased in a huge finite universe

• bubble universe

• multiverse

• open universe

• big bang theory

universes created based on decisions

• multiverse

• daughter

• bubble

• closed

stars in a round,oval, spherical shape

• elliptical

• spiral

• barred spiral

• irregular

core of stars with curved arms

• elliptical

• spiral

• barred spiral

• irregular

core stars and straight arms

• elliptical

• spiral

• barred spiral

• irregular

shaped unlike the others

• elliptical

• spiral

• barred spiral

• irregular