Frequently Asked Questions
What is a light year?
If the Earth is a sphere, then why don't we slide off?
Why is Earth getting warmer each day?
When will the Sun die? How?
Could the sun explode?
How are solar system objects and features named?
Could Jupiter become a star?
Where is the "face" on Mars located? How many pictures were taken of the "face"?
Is Pluto a planet?
Is there a "Planet X", a planet beyond the orbit of Pluto?
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