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Dark, cold and whipped by supersonic winds, Neptune is the last of the hydrogen and helium gas giants in our solar system. More than 30 times as far from the sun as Earth, the planet takes almost 165 Earth years to orbit our sun. In 2011 Neptune completed its first orbit since its discovery in 1846. : Voyager 2 Most of what we know about Neptune is thanks to Voyager 2's 1989 flyby.
This collection by Analytic Graphics Inc. shows real-time (updated every 30 seconds) positions of 13,000 satellites around the Earth. The positions come from a government-sponsored database which shows all satellites. You get the idea that our near-earth space is getting kind of cluttered don't you? Read about space debris . Read more about this collection in the GEB post . Please note: It may take 30-60 seconds to load in all of the satellites, depending on your connection speed.
