One Stellar Observatory: The Hubble Space Telescope

CSC World magazine

Orbiting 365 miles above Earth and carrying the largest scientific telescope in space, the Hubble Space Telescope is the premier observatory in astronomy. Scientists around the world compete for a chance to use it, and NASA's Hubble website gets 100,000 hits a day from people who want to see its latest color photos of exploded stars and newly discovered galaxies.

But weeks after launch in 1990, the $3 billion observatory, once touted as the "eighth wonder of the world," was found to be flawed.

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