We investigatedKepler-186f, which is the first discovered Earth-sized planet in a habitable zone.The habitable zoneis an area around a star where liquid water can exist on the surface of the planet and life may be able to emerge and thrive. ...
The case for Kepler-186f is less clear-cut. We know the age of the Kepler-62 solar system, but do not know it yet for Kepler-186. That data is important because the tidal evolution dynamics require long time scales to bring about significant changes in a planet's parameters. By making ...