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Science | Space | The Solar System

In the Solar System Channel, you can explore the planets and celestial objects around our own sun. Learn about topics such as Mars, Jupiter and the Moon.

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Can someone own the moon?

A lunar land rush is the most likely thing in the world (or, rather, out of it). As private companies gaze spaceward with dollar signs in their eyes, it's time to start settling some questions about space ownership, use and management.


 Could I see a flashlight beam from Earth on the moon?

If I was on the moon and the earth was black (no lights were on) and a flashlight was turned on facing the moon, would I see the light? If I couldn't, would there be any way to detect any residual matter that came from the light on Earth or does light die after a certain distance? See more »

 If nature abhors a vacuum, then why doesn't the vacuum of space suck away all of the Earth's atmosphere?

If "nature abhors a vacuum," then why doesn't the vacuum of space suck away all of the Earth's atmosphere? See more »

 Can the curvature of the Earth only be seen from outer space?

Can the curvature of the Earth only be seen from outer space? See more »