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Hubble at 20: An Astronomical Success

After myriad delays and budget overruns, the Hubble Space Telescope finally roared toward orbit on space shuttle Discovery on April 24, 1990. Despite a rocky start, Hubble has in its two decades of operation revolutionized astrophysics and cosmology

10 Telescopes That Changed Our View of the Universe [Slide Show]

Historic telescopes through the ages, from Galileo to the 21st century

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Last Dance with the Shuttle: What's in Store for the Final Hubble Servicing Mission

A Q&A with Hubble Space Telescope senior project scientist David Leckrone

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Out of this World Pictures: First Direct Photos of Exoplanets

In an astronomy first, researchers image exoplanets orbiting two stars

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