Are there any exoplanets with life on them?
Can you tell me the names of some exoplanets?
How many exoplanets are there?
What kind of people go looking for exoplanets?
What is a super-Earth?
Astronomers have found planets outside our solar system. Could organisms live there?
Is there such a thing as Planet X?
How do astronomers use interferometry?
What is a planet?
Are there more than four planets with rings?
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