which is the biggest planet in our solar system
which planet seems to 'roll' around the sun?
which way does a comet tail always point?
what is another name for meteor?
where is the asteroid belt?
what is a nebula?
how long has the sun been shining?
what color are large hot stars?
what is a group of young stars called?
how many booster rockets does the shuttle need to reach space?
will a jet engine work in space?
(No 1)-BONUS
does a rocket need wings to fly in space?
(No 2)-BONUS
which probe sent pictures of jupiter's clouds?
which probes tested the dust on mars for signs of life?
(viking)- BONUS(its a probe!!)
what is the name of the mars pathfinder rover?
what is igneous rock before it hardens?
where does extrusive rock form?
how were the columns at the Giant's Causeway formed?
which is the biggest freshwater lake?
which is the deepest lake?