What can a person think of the eternal size of the universe? How much can he push his limits? Perhaps the best way to understand the vastness of the universe is to see how big the planet we live in is. You will be amazed as we learn the dimensions of planets in the galaxy that we are in.
that video is so wonderfully told that the famous word of the man carl sagan comes. "The universe is a pretty big place. If it's just us, seems like an awful waste of space."
the planets of the video, the stars, the galaxy galaxy and the diameter of our universe:
month: 3500 km
Mercury: 5000 km
mars: 7000 km
venus: 12.500 km
world: 13,000 km
keppler-10c planet: 31,000 km
neptune: 50,000 km
uranus: 51,000 km
Saturn: 123,000 km
Star 2mass j0523-1403: 125,000 km
Jupiter: 150,000 km
hd 100546 star: 900,000 km
sun: 1.400.000 km
sirius a star: 2.500.000 km
pollux star: 12.800.000 km
arcturus star: 36.000.000 km
aldebaran star: 64.000.000 km
rigel star: 90,000,000 km
pistol star star: 440,000,000 km
antares star: 1.250.000.000 km
Betelgeuse star: 1,550,000,000 km
vy canis majoris star: 2.000.000.000 km
scuti star: 2,500,000,000 km
galaxy galaxy: 100,000 light years
laniakea supercluster: 550 million light years
and the universe we are in: 93 billion light years
or other universes ...?