Friday, 6 February 2015

New research on habitable exoplanets

The Earth is a planet orbiting the Sun.

                       The Earth photographed by the crew of Apollo 8

Exoplanets are planets of stars other than the Sun.

There are likely to be hundreds of billions of Earth-like planets in our galaxy which might support life.

The Goldilocks Zone is a band of space where liquid water can exist.

Too near the star, or too far, is bad for life.

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