The Questions
Which planet is in orbit closest to the Sun? Mercury Venus Saturn Pluto
Which planet is in orbit is usually furthest away from the Sun? Pluto Mercury Earth Jupiter
Which is the biggest planet in our Solar System? Jupiter Mercury Neptune Saturn
Which is the smallest planet in our Solar System? Pluto Venus Uranus Mars
What are most comets made of? ice, gas and dust rock and ice gas and snow dust and pebbles
How long can a comets tail be? 250 million kilometres 250 kilometres 250 metres 250 million metres
Our sun is a star planet comet asteroid located at the center of our Solar System.
Asteroids are rocky or metallic icy gaseous plastic objects which orbit the Sun.
Asteroids are also known as planetoids meteoroids satellites comets
Which planet is famous for the rings which surround it? Saturn Mercury Pluto Earth
Which planet is also known as "The Red Planet"? Mars Pluto Venus Saturn
Which the hottest planet in our Solar System? Venus Jupiter Saturn Mercury
Which is the only planet in our Solar System that is known to support life? Earth Uranus Mars Neptune

Rules of Engagement:
To win you need to Destroy the Aliens.
The Aliens have a Star Base (3 cells), a Mind Control ship (2 cells) and two Star Fighters (1 cell).
Only Correct Answers win you a shot.
Fire a shot by clicking on the map below.
Aim carefully, there are more cells than questions!
Good Hunting !