Occurrence and core-envelope structure of 1--4x Earth-size planets around Sun-like stars

Article, Preprint English OPEN
Marcy, Geoffrey W.; Weiss, Lauren M.; Petigura, Erik A.; Isaacson, Howard; Howard, Andrew W.; Buchhave, Lars A.;
  • Publisher: National Academy of Sciences
  • Identifiers: doi: 10.1073/pnas.1304197111
  • Subject: Astrophysics - Earth and Planetary Astrophysics
    arxiv: Astrophysics::Earth and Planetary Astrophysics

Small planets, 1-4x the size of Earth, are extremely common around Sun-like stars, and surprisingly so, as they are missing in our solar system. Recent detections have yielded enough information about this class of exoplanets to begin characterizing their occurrence rat... View more
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