Kepler-452b Earth's Twin

Today's guest is JPL scientist Dr. Charles Beichman, Executive Director of the NASA Exoplanet Science Institute at Caltech.

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We'll be talking about Kepler-452b, originally discovered in 1995 but last month it was classified as "a bigger, older cousin" or a "twin" of Earth which could be sustaining life in ways similar to our own. In the long term, Kepler-452b might be a refuge for Earth dwellers when our solar system eventually burns out.

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We will also talk about New Horizons, the mission to Pluto that created a sensation last month when I began to beam back amazing images of our solar system's smallest and most distant planet.

Information about Kepler-452b is available from NASA at

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Information about the New Horizons mission to Pluto is here.

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