2.  The Solar System formed 4.600 billion years
ago.
 The Solar System’s star is the Sun.
 The planets in the Solar System are, by order:
Mercury, Venus, Earth, Mars, Jupiter, Satur
n, Uranus and Neptune.

3.  The Sun is a star, a big ball made of gas.
 The Sun is very hot. It’s impossible to visit it.
 All the planets in the Solar System go round
the Sun.

4.  The Sun in our sky.  The Sun in the space.

5.  Mercury is very small.
 It’s made of rock.
 It’s near the Sun, so it’s
hot.
 It hasn’t any moons.

6.  Venus is as big as the
Earth.
 It’s made of gas.
 It’s hot, there are a lot
of storms.
 A day inVenus is like
243 days in the Earth.

7.  It’s our planet. It’s called
the Blue Planet because
70% of the surface is
water.There is air.
 Animals and plants live
here.
 It goes round the sun in
365 days.

8.  The Moon size is ¼
the size of the Earth.
 There isn’t air in the
Moon, but there is ice.
Animals and plants
can’t live there.
 It goes round the
Earth in 28 days.

9.  Mars is called the Red
Planet.
 It has 2 small moons.
 It’s cold. There are a lot
of mountains.
 There is ice in Mars, but
there isn’t liquid water.

10.  Jupiter is made of gas.
 It hasn’t a surface.
 It’s very cold and there are
a lot of clouds and storms.
 It’s very big. It’s the biggest
planet in the Solar System.

11.  Saturn is very big. It’s
made of gas.
 It’s very cold.
 It has a lot of rings,
made of ice and rock.
 It has 52 moons.

12.  Uranus is very big and
cold. It’s made of gas.
 It’s very far.
 It has a ring.
 It has 27 moons.

13.  Neptune is very big. It’s
similar to Uranus, its
twin brother.
 It’s very cold, and made
of gas.
 It has a lot of storms.
 It has 14 moons. The
biggest is called Triton.