
What will happen to Earth when, in a few billion years' time, the Sun is a hundred times bigger than it is today?
What will happen to Earth when, in a few billion years' time, the Sun is a hundred times bigger than it is today?
The Kepler mission has shown that a significant fraction of all stars may have an Earth-size habitable planet. A dramatic support was the recent detection of Proxima Centauri b.
Detecting the atmospheres of low-mass low-temperature exoplanets is a high-priority goal on the path to ultimately detect biosignatures in the atmospheres of habitable exoplanets.