Why is it possible for people to live on Mars?
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Which is the smallest planet in our solar system?
Mercury.
How many people have been to the moon?
12.
Which is the second smallest planet in our solar system?
Mars.
How many moons does Mercury have?
None
Which planet has the biggest volcano?
Mars.
Which planet is the brightest, Mercury, Venus, Earth or Mars?
Venus.
Which planet is between Mercury and Earth?
Venus.
Why is Venus hotter than Mercury?
It's thick clouds keep the heat in.
How long does it take Mercury to orbit the sun?
88 days.
What do man-made satellites do?
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How many moons does Mars have?
Two.
Which planet is known for having 'acid rain'?
Venus.
Which planet has the fastest rotation, Mercury, Venus, Earth or Mars?
Mercury.
How many moons does Venus have?
None.