Sara Seager is a Professor of Planetary Science and Physics at the Massachusetts
Institute of Technology. She holds the Class of 1941 Professorship Chair.
Exoplanets are planets orbiting stars other than the sun. Astronomers have found nearly 1000 exoplanets so far; most are larger than Earth. For thousands of years, people have wondered, “Are there other planets like Earth out there?” For the first time in human history we are on the verge of being able to answer this ancient question. Read Prof. Seager's ebook,
Is There Life Out There?"