Sara Seager head shot

Sara Seager

Astrophysicist and Planetary Scientist, Massachusetts Institute of Technology

Professor Sara Seager is a planetary scientist and astrophysicist. She has been a pioneer in the vast and unknown world of exoplanets, planets that orbit stars other than the sun. Her ground-breaking research ranges from the detection of exoplanet atmospheres to innovative theories about life on other worlds to development of novel space mission concepts. Now, dubbed an "astronomical Indiana Jones", she on a quest after the field's holy grail, the discovery of a true Earth twin. Dr. Seager earned her PhD from Harvard University and is now the Class of 1941 Professor of Planetary Science and Professor of Physics at the Massachusetts Institute of Technology. Professor Seager is a 2013 MacArthur Fellow and was named in Time Magazine's 25 Most Influential in Space in 2012.

Latest Planetary Radio Appearances

Another Goldilocks World and the Space Telescope That Discovered It

Another near Earth-sized planet has been found in the habitable zone around a distant star, discovered by a powerful space telescope named TESS.

The Worlds of TRAPPIST-1

The discovery of seven, Earth-sized planets in a nearby solar system was announced last week. Astrophysicist and planetary scientist Sara Seager joins us to share her excitement about this find that includes three planets in the habitable zone.

Sara Seager and the Search for Earth’s Twin

MIT planetary scientist and astrophysicist Sara Seager is on a quest. She wants to find a warm, wet exoplanet with signs of life. It could be Earth 2.0.