An abundance of small exoplanets around stars with a wide range of metallicities

Lars A. Buchhave (), David W. Latham, Anders Johansen, Martin Bizzarro, Guillermo Torres, Jason F. Rowe, Natalie M. Batalha, William J. Borucki, Erik Brugamyer, Caroline Caldwell, Stephen T. Bryson, David R. Ciardi, William D. Cochran, Michael Endl, Gilbert A. Esquerdo, Eric B. Ford, John C. Geary, Ronald L. Gilliland, Terese Hansen, Howard Isaacson, John B. Laird, Philip W. Lucas, Geoffrey W. Marcy, Jon A. Morse, Paul Robertson, Avi Shporer, Robert P. Stefanik, Martin Still and Samuel N. Quinn
Additional contact information
Lars A. Buchhave: Niels Bohr Institute, University of Copenhagen, DK-2100 Copenhagen, Denmark
David W. Latham: Harvard-Smithsonian Center for Astrophysics
Anders Johansen: Lund Observatory, Lund University, Box 43, 221 00 Lund, Sweden
Martin Bizzarro: Centre for Star and Planet Formation, Natural History Museum of Denmark, University of Copenhagen, DK-1350 Copenhagen, Denmark
Guillermo Torres: Harvard-Smithsonian Center for Astrophysics
Jason F. Rowe: SETI Institute/NASA Ames Research Center
Natalie M. Batalha: San Jose State University
William J. Borucki: NASA Ames Research Center
Erik Brugamyer: University of Texas, Austin, Texas 78712, USA
Caroline Caldwell: University of Texas, Austin, Texas 78712, USA
Stephen T. Bryson: NASA Ames Research Center
David R. Ciardi: NASA Exoplanet Science Institute/California Institute of Technology
William D. Cochran: University of Texas, Austin, Texas 78712, USA
Michael Endl: University of Texas, Austin, Texas 78712, USA
Gilbert A. Esquerdo: Harvard-Smithsonian Center for Astrophysics
Eric B. Ford: University of Florida, 211 Bryant Space Sciences Center
John C. Geary: Harvard-Smithsonian Center for Astrophysics
Ronald L. Gilliland: Space Telescope Science Institute
Terese Hansen: Niels Bohr Institute, University of Copenhagen, DK-2100 Copenhagen, Denmark
Howard Isaacson: University of California
John B. Laird: Bowling Green State University
Philip W. Lucas: Centre for Astrophysics, University of Hertfordshire, College Lane, Hatfield AL10 9AB, UK
Geoffrey W. Marcy: University of California
Jon A. Morse: Applied Physics and Astronomy, Rensselaer Polytechnic Institute, CII 9015, 110 8th Street, Troy, New York 12180, USA
Paul Robertson: University of Texas, Austin, Texas 78712, USA
Avi Shporer: Las Cumbres Observatory, Global Telescope Network
Robert P. Stefanik: Harvard-Smithsonian Center for Astrophysics
Martin Still: Bay Area Environmental Research Institute/NASA Ames Research Center
Samuel N. Quinn: Harvard-Smithsonian Center for Astrophysics

Nature, 2012, vol. 486, issue 7403, 375-377

Abstract: Whereas large planets, such as gas giants, are more likely to form around high-metallicity stars, terrestrial-sized planets are found to form around stars with a wide range of metallicities, indicating that they may be widespread in the disk of the Galaxy.

Date: 2012
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DOI: 10.1038/nature11121

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