The Greek word for cloud is....

Life cycles of the universe happen in.....

An incredibly bright object in space is a .....

What is the center of all massive galaxies?

What year did Pluto lose its planetary status and become a dwarf planet?

When did Clyde Tombaugh discovery Pluto?

Pluto crosses over into Nepune's orbit every..... YEARS

What is unusual about Pluto?

Who is responsible for naming Pluto?

What has different names according to what direction you are looking at it?

What are some of the limiting factors for humans living in space?

What planet did two different scientists discover two days apart?

What planet was found using math?

What is the only spacecraft to reach Uranus and Neptune?

Who is responsible for naming Pluto?

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