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The International Space Station (ISS) is a research facility currently being assembled in outer space.
http://en.wikipedia.org/wiki/International_Space_Station
The Hubble Space Telescope (HST) is a space telescope that was carried into orbit by the Space Shuttle Discovery in April 1990. Although not the first space telescope, the Hubble is one of the largest and most versatile, and is well-known as both a vital research tool and a public relations boon for astronomy.
http://en.wikipedia.org/wiki/Hubble_Space_Telescope