other celestial bodies
They are bound together by gravitational forces
100,000 to 3,000,000,000,000 stars
There are three major types
spiral (with arms)
elliptical (no arm)
irregular (without rotational symmetry)
and the rest of our
solar system are a tiny part of the
Milky Way Galaxy, a spiral galaxy.
The Milky way Galaxy is just one galaxy in a group of galaxies called the
Within the Local Group, the Milky Way Galaxy is moving
about 300 km/sec (towards the
The galaxy that is nearest to our galaxy may is the
Sagittarius Dwarf galaxy,
It is about 24 kiloparsecs or 80,000 light years from us.
The Large Magellanic Cloud is another close galaxy; it is
about 50 kiloparsecs from us.