After School Astronomy Clubs
Mercury, the planet nearest the Sun, is the second smallest planet in our solar system.
It is only slightly larger than the Earth's moon. The surface is covered with craters.
This tiny planet does not have any rings or moons.
Venus is one of the brightest objects in our sky,
so it is clearly visible to the naked eye.
It can be tricky to spot because it is always
near the Sun.
It rises and sets with the Sun each day.
Ancient civilizations believed Venus was
actually two different objects,
so they called the one that rose the
Morning Star, and the one that set
the Evening Star.
What similarities and
differences do you notice
between the Earth and the
Why do they have such
different surface features?
Olympus Mons is the largest volcano in our solar system!
Mars is very bright, which makes it easy to spot in the night sky. It was named after
the Roman god of war because its reddish color reminded the people of blood.
Although people have
never landed on Mars,
we have sent robotic
Most asteroids can be found in the Asteroid Belt, which is located between
Mars and Jupiter. Asteroids are rocky and metallic objects that orbit the Sun,
but are too small to be considered planets. They are known as minor planets.
Asteroids range in size from Ceres, which has a diameter of about 1000 km,
down to the size of pebbles.
Here are a few of Jupiter’s moons
Jupiter, the fifth planet from the Sun, is the largest planet in our solar system.
Jupiter is so big that over 1,000 planets the size of Earth could fit into it.
It has over 60 moons and 2 rings. Can life exist on Jupiter's moon, Europa?
The “Great Red Spot”
Is actually a huge