FOUL FACT
There’s no proof that aliens exist, but it’s quite likely. At least one-sixth of stars have planets like Earth.
In 2013 scientists spotted a black hole eating an exoplanet. Any aliens would have been torn to bits by the black hole’s gravity.
Observe a transit You will need:
What you do:
Cardboard tube
1. Roll a 5 mm
Plasticine or sticky tack
ball of Plasticine
Cocktail stick
2. Stick the ball on the cocktail stick. 3. Close one eye and look through the
You will find: You see the ball as a dark shape. It looks like a planet transiting a star.
tube at a brightly lit pale wall.
4. Move the cocktail stick and ball in front of the tube opening.
Try this mnemonic to remember the order of the planets, starting from the Sun!
Mercury - My
HAT MAKES A PLA ET SUITABLE FOR LIFE?
Earth - Exciting
Mars - Magazine Jupiter - Jazzes
Saturn - Science
The most suitable planets for life are in the Goldilocks zone – just the right distance from their star, so that they are neither too hot nor too cold and can have liquid water and oxygen gas.
Uranus - Up
Neptune - Nicely
1) Saturn has a giant hexagon on its north pole
TRUE TRUE
Venus - Very
UNTRUE
2) The dwarf planet Haumea is shaped like a banana TRUE
3) No planet orbits more than one star
TRUE
4) A year on dwarf planet Sedna lasts
UNTRUE
UNTRUE UNTRUE
11,400 Earth years
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