Solar system vs Galaxy vs Universe
Which is larger, a galaxy,universe, or solar system?
The following picture breaks down the size of these objects.
As you move down the triangle each object gets smaller
The eight planets in order from the sun are,
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune.
There are over 200 moons in our solar systems.
In addition you have dwarf planets which include Pluto and Eris and SSSBs ( small solar system bodies) which are: comets, asteroids, and trans-Neptunium objects.
A galaxy is a gravitational bound collection of stars, along with their planets, gas,dust, and dark matter.
There are three main types of galaxies, Elliptical, Spiral, and Irregular.
Galaxies range in size from dwarfs with just a few hundred million stars to giants with one hundred trillion stars, each orbiting its galaxy's center of mass.
It is estimated that there are over 1 billion galaxies
Each of the light in this picture created from Hubble telescope observations is a galaxy.
Finally, The universe is a vast expanse of space which contains all of everything in existence. The universe contains all of the galaxies, stars, and planets. The exact size of the universe is unknown. Scientists believe the universe is still expanding outward.
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