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Why does the moon revolve around the earth?

It just moves forward. The moon isn’t stationary. It has inertia and no atmosphere in space to slow it down. It just goes. As it moves forward, the gravity of Earth tugs on it and it falls, but because it’s moving forward it misses Earth as it falls and goes around, again and again. That’s […]

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Did we “accidentally” bring new bacteria to the moon or Mars via our space exploration programs?

Probably, and that’s why terraforming is a bad idea. Inside the scientifically minded community, there are two distinct ideas. Don’t contaminate. Leave whatever planet it happens to be in the original pristine condition so we can study it. (This is the predominant, tree hugging concept.) Screw number 1. Terraform the planet. Make it livable for humans, […]

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Why has NASA never launched another mission to the moon?

NASA and other space agencies have launched missions to the moon, just not with astronauts. For example, the Japanese space agency once launched a satellite to completely map the surface of the moon in high definition detail. The main reason (not sure why you don’t know this) we stopped sending men to the moon was […]

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