Friday, October 30, 2026

1990-04-25 · 36 years ago

Hubble deployed from the Space Shuttle

Date as reported

The Hubble Space Telescope was deployed from the Space Shuttle Discovery on April 25, 1990, one day after the STS-31 launch. Operating above most of Earth’s atmosphere, the observatory was designed to make ultraviolet, visible-light and near-infrared observations. An error in its primary mirror initially limited image quality; the first servicing mission in 1993 installed corrective optics. Subsequent servicing missions upgraded its instruments and extended its scientific capabilities.

Wikipedia: https://en.wikipedia.org/wiki/Hubble_Space_Telescope. Related NASA reference: https://science.nasa.gov/mission/hubble/.

Category
Mission Operations and Milestones
Type
Spacecraft deployment
Mission
Hubble
Organization
National Aeronautics and Space Administration
Participants
European Space Agency
Country
US
Human involvement
Crewed and uncrewed
Outcome
Successful

Sources and attribution

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