Astronomers: Many more planets like Earth in space

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Astronomers: Many more planets like Earth in space

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Astronomers: Many more planets like Earth in space

by CBSTV Videos 3:27 mins

New research from the Kepler spacecraft shows there could be 25 billion planets like the Earth in the Milky Way Galaxy. Derrick Pitts, chief astronomer and planetarium director for the Franklin Institute, talks to the "CBS This Morning" co-hosts about the data.

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