Super-Earths are bigger, more common and more habitable than Earth itself – and astronomers are discovering more of the billions they think are out there
- Written by Chris Impey, University Distinguished Professor of Astronomy, University of Arizona
Astronomers think the most likely place to find life in the galaxy is on super-Earths, like Kepler-69c, seen in this artist's rendering.NASA Ames/JPL-CalTechAstronomers now routinely discover planets orbiting stars outside of the solar system – they’re called exoplanets. But in summer 2022, teams working on NASA’s Transiting...

