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JOHANNES KEPLER
JOHANNES KEPLER
Germany (1571 - 1630)
Johannes Kepler was a German mathematician, astronomer and astrologer, and key figure in the 17th century astronomical revolution. He is best known for his eponymous laws of planetary motion, codified by later astronomers based on his works Astronomia nova, Harmonices Mundi, and Epitome of Copernican Astronomy.
 

Enjoy these insightful and educational video clips drawn from over 70 hours of interviews with the world's leading figures in astronomy, shot during the filming of 400 Years of the Telescope.

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Catherine Cesarsky

The birth of ALMA
Catherine Cesarsky - International Astronomical Union

I think astronomers all over the world in the last decade were realizing that the next important project in astronomy was going to be a very large, millimeter, sub-millimeter interferometer.

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Catherine Cesarsky

ALMA and the Copernican revolution
Catherine Cesarsky - International Astronomical Union

The biggest surprises are the ones I cannot guess. Iím sure there will be some of those.

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Catherine Cesarsky

How I became an astronomer
Catherine Cesarsky - International Astronomical Union

I always loved to look at the sky and I was always interested in knowing, but no, I didnít think from early on that I would be an astronomer. It happened.

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Catherine Cesarsky

The aim of interferometry
Catherine Cesarsky - International Astronomical Union

The aim of interferometry is to obtain resolutions on the sky comparable to what you would get with a telescope the size like the separation between your telescopes.

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Catherine Cesarsky

The International Year of Astronomy
Catherine Cesarsky - International Astronomical Union

I think astronomy in general, and the big discoveries we are doing now in particular can do a lot to change the lives of a lot of people because we are studying the universe and itís not just our universe, itís everybodyís universe.

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