Solar System and Space Travel

Something that revolves around something else is called a?

If the Sun was hollow it could hold how many Earth's?

The first man to walk on the moon was?

The Sun is approximately how old?

One planet has a longer day than year, which one?

The four largest moons of Jupiter were discovered by?

The four largest planets are called the?

When meteors enter the Earth's atmosphere they leave a streak because?

ISS stands for International Space?

Which planet is closest to the Earth?

Since we can see sun spots moving accross the sun we know the sun?

1 astonmical unit is equal to?

Where do scientist beleive the moon came from?

The asteroid belt is located between?

What were the mission's name that took U.S. to the moon?

Asteroids can be pulled out of the belt by the gravitional pull of close by?

The last four plantes are called the?

Which of the following is not a Galilean Moon?

The inner planets can be described as?

Which planet has the largest and most complex ring system?

Robert Goddard's discovery lead to the use of what in every future space vehical launch?

Which planets are known to have life on them?

Why do planets orbit the sun?

What is the hottest planet in our solar system?

What made the space shuttles different from previous space craft?

The first four planets are called the?

The great red spot on Jupiter is a?

How many stars are in our solar system?

The different amounts of force the sun exerts on the planets is responsible for?

Comets are sometimes referred to as?

Space probes are?