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Hubble Space Telescope
Part I of Essay
The is one of the worlds most powerful earth-orbiting reflecting telescopes. With its capability of producing images from any wavelength, the HST is the eyes of the universe for scientists on earth.
The HST has a capability of operating at any wavelength from a near infra .... Part II of Essay
.... period, HST was subjected to intense tests and observation in order to prepare its duty in space. The HST was finally launched aboard the STS-31 mission of the space shuttle Discovery on April 24, 1990.
Shortly after its launch in 1990, an error was found in the HST main mirror, which caused the telescope to operate improperly. The main mirror was shaped too flat toward the edge of the lens itself. This caused the images to appear as a blur upon use of the telescope. The mirror could not be fixed. So to correct the problem, scientists develop ....
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Words: 562 - Pages: 3
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