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Sputnik and The Dawn of the Space Age

History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I. The world's first artificial satellite was about the size of a basketball, weighed only 183 pounds, and took ...
False-color image of Jupiter
Jupiter's Great Red Spot - A Super Storm

The most prominent and well-known feature of the planet Jupiter is the Great Red Spot. It is not a surface feature, as the hard core of Jupiter lies at the bottom of an atmosphere that is thousands of ...
The diagram at right shows the changes in the rate of expansion since the universe
Dark Energy Changes the Universe

Dark energy has the cosmoslogists scratching their heads. Observations taken by NASA's Hubble Space Telescope and future space telescopes will be needed in order to determine the properties of dark en ...

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