Harper Kilmer

Latest Articles

What would happen if you were near a magnetar?

What was the old definition of a planet?

Will the night sky eventually be bright?

What are the advantages of the nebular hypothesis?

Why did NASA crash Galileo?

Is the ATLAS a comet?

Did SpaceX debris hit anyone?

What is the name of a rocky planet?

What is the big star on the west side?

How many satellites are destroyed in space?