2. • There are 8 planets in OUR solar
system. There used to be 9 planets
but the planet Pluto is now
considered a dwarf planet or
planetoid. (Pluto was downgraded
from a planet in 2006.)
3. Mercury
• Mercury is the smallest planet in our
solar system. It is the closest planet to
the Sun. You might think it’s the
hottest planet,but it’s not.
11. The Milky Way
• Our solar system is not the only one.
We are in a Galaxy. Our galaxy is
called The Milky Way. A galaxy is a
whole bunch of stars and planets.