life in outer space

Real Science: 8.8 Billion Earth-like Planets, And Counting

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Scientists have recently extrapolated how many Earth-like planets, existing within their suns' habitable zones, there might realistically be in the Milky Way galaxy, and have come up with the figure 8.8 billion.

This number is based on an actual calculation, not an estimation, using data gathered by the Kepler space telescope.


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