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A chronology of the Hubble Space Telescope Illustrates the mission's history from conception through its 25 years of ground-breaking observations and discoveries.
Science Discovery
Hubble identifies nearby intergalactic clouds
Hubble identifies nearby intergalactic clouds
Release date: January 13, 1992

What were thought to be randomly distributed, nearby primordial clouds of hydrogen may actually be associated with galaxies or clusters of galaxies. Until...

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HubbleSite press release
Historical Context
First extrasolar planet ever found
First extrasolar planet ever found
April 21, 1992

The pulsar planet system, PSR B1257+12, is the first confirmed detection of a planet outside our solar system. The system was discovered by A. Wolszczan and...

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NASA Extreme Planets
Historical Context
First 3-person spacewalk
May 7-16, 1992

The first flight of space shuttle Endeavour on STS-49 includes the first EVA (extravehicular activity) involving three astronauts.

NASA Space Shuttle Endeavour Mission STS-49
Science Discovery
Giant disk of cold gas and dust fuels possible black hole at the core of NGC 4261
Giant disk of cold gas and dust fuels possible black hole at the core of NGC 4261
Release date: November 19, 1992

A Hubble Space Telescope image of a giant disk of cold gas and dust fueling a possible black hole at the core of galaxy NGC 4261. Estimated to be 300 light...

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HubbleSite press release
Significant Image
Gas plume near the edge of the Orion Nebula
Gas plume near the edge of the Orion Nebula
Release date: December 16, 1992

A NASA Hubble Space Telescope "true color" mosaic image of a small portion of the Orion Nebula, taken the Wide Field and Planetary Camera.

OBJECT: Orion...

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HubbleSite press release
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