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Space Archive

Why Is The Solar System Flat?

An explanation of why the solar systems, galaxies, and rings around planets settle into flat orbits.   The orbit of planets around the sun is within a few percent of each other.  Why should the orbits be so relatively flat?

A Tour Of The International Space Station

In this video tour shot aboard The International Space Station astronaut Sunita Williams guides us through the station’s different modules and explains how they sleep, go the to bathroom, exercise and eat in weightlessness.  Fascinating.

Why Do We Go to Space?

Why do we go to space? In the beginning of our space program, the answer had a lot to do with war and paranoia. But with the dawn of the space shuttle, that all changed. Where do we go from here?