Artist’s impression of how an an Earth-like exoplanet might look. Credit: ESO.
A diagram depicting the Habitable Zone (HZ) boundaries, and how the boundaries are affected by star type. Credit: Wikipedia Commons/Chester Harman
Diagram showing GJ 625’s habitable zone in comparison’s to the Sun’s. Credit: IAC
Stellar temperature versus distance from the star compared to Earth for the classic habitable zone (shaded blue) and the volcanic habitable zone extension Credit: R. Ramirez, Carl Sagan Institute, Cornell
We've found hundreds of exoplanets in the galaxy. But only a few of them have just the right combination of factors to hold life like Earth's.