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Extrasolar planet



Title Planet Star Year Notes
First planet discovered PSR B1257+12 B, C PSR B1257+12 1992 first extrasolar planets discovered
Note 1: The planet around Gamma Cephei was already suspected in 1988.
Note 2: HD 114762 b was discovered in 1989, but was not confirmed as a planet before 1996.
First discovery by a method
First planet discovered using the pulsar timing method PSR B1257+12 B, C PSR B1257+12 1992
First planet discovered by radial velocity method 51 Pegasi b 51 Pegasi 1995
First planet discovered by transit method OGLE-TR-56 b OGLE-TR-56 2002
NOTE: The first discovered transiting planet was HD 209458 b, which had already been discovered.
First planet found by gravitational lensing method OGLE-2003-BLG-235Lb OGLE-2003-BLG-235L/MOA-2003-BLG-53L 2004
First discovery by system type
First planet around a solitary star PSR B1257+12 B, C PSR B1257+12 1992 first extrasolar planets discovered
Note 1: HD 114762 b was discovered in 1989, but was not confirmed as a planet before 1996.
First free-floating planet discovered S Ori 70 n/a 2004 has mass of 3 MJupiter, needs confirmation
Note: Free-floating objects are not usually considered planets.
First planet in a multiple star system discovered 55 Cancri b 55 Cancri 1996 55 Cnc has distant red dwarf companion
Note 1: The planet around Gamma Cephei was already suspected in 1988.
Note 2: Gamma Cephei is the first relatively close binary with a planet.
First planet orbiting multiple stars discovered PSR B1620-26c PSR B1620-26 1993 orbits pulsar - white dwarf pair
First multiple planet system discovered PSR 1257+12 A, B, C PSR 1257+12 1992 a pulsar planetary system
First planet in star cluster PSR B1620-26c PSR B1620-26 1993 located in Globular Cluster M4
First discovery by star type
First pulsar planet discovered PSR B1257+12 B, C PSR B1257+12 1992
First known planet orbiting a Sun-like star 51 Pegasi b 51 Pegasi 1995
First known planet orbiting a red dwarf Gliese 876 b Gliese 876 1998
First known planet orbiting a giant star Iota Draconis b Iota Draconis 2002
First known planet orbiting a white dwarf (confirmed 2003) PSR B1620-26c PSR B1620-26 1993 in December 2007, GD 66 b was discovered orbiting a solitary white dwarf star GD 66
First known planet orbiting a brown dwarf 2M1207b 2M1207 2004 first directly imaged planet
First free-floating planet discovered S Ori 70 n/a 2004 has mass of 3 MJupiter, needs confirmation
Note: Free-floating objects are not usually considered planets.
Firsts by planet type
first cool, possibly rocky/icy planet around main-sequence star OGLE-2005-BLG-390Lb OGLE-2005-BLG-390L 2006
Other firsts
First transiting planet HD 209458 b HD 209458 1999
Note: OGLE-TR-56 b is the first planet found by transit method.
First directly imaged planet 2M1207b 2M1207 2004 first planet found around brown dwarf

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References

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  17. ^ An especially simple and inexpensive method for measuring radial velocity is “externally dispersed interferometry.” See the following Web site: http://www.spectralfringe.org/EDI/ . See also: Erskine, Edelstein, Harbeck and Lloyd, “Externally dispersed interferometry for planetary studies,” in Techniques and Instrumentation for Detection of Exoplanets II, Daniel R. Coulter, ed., Proceedings of the SPIE *, vol. 5905, pages 249-260 (2005). Available on-line at: https://e-reports-ext.llnl.gov/pdf/322047.PDF . (* SPIE = Society of Photo-optical Instrumentation Engineers; renamed: International Society for Optical Engineering)
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  19. ^ http://www.iau.org/PLANETS_AROUND_OTHER_STARS.247.0.html Planets Around Other Stars. Retrieved on 12/8/06.
  20. ^ Working Group on Extrasolar Planets: Definition of a "Planet". IAU position statement (February 28, 2003). Retrieved on 2006-09-09.
  21. ^ Why Planets Will Never Be Defined (2006). Retrieved on 2008-02-13.
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  23. ^ Linda Vu (October 3, 2006). Planets Prefer Safe Neighborhoods. Retrieved on 2007-09-01.
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  25. ^ Scientists Snap Images of First Brown Dwarf in Planetary System (News Release). Eberley CoS website (September 18, 2006). Retrieved on 2006-09-28.
  26. ^ "UC Berkeley astronomers find Jupiter-sized planet around nearby star in Big Dipper". Retrieved on 2007-08-26. 
  27. ^ John Nobile Wilford (2001). "New Planet Detected Around a Star 15 Light Years Away". The New York Times. 
  28. ^ Blake Edgar, Megan Watzke, Carol Rasmussen (1999). "Multiple planets discovered around Upsilon Andromedae". Extrasolar planets 415, 617, 303: 338 – 6747, 495 – 7463, 497 – 8611. 
  29. ^ Henry et al. (2000). "A Transiting "51 Peg-like" Planet". The Astrophysical Journal Letters 529 (1): L41 – L44. 
  30. ^ Charbonneau et al. (2002). "Detection of an Extrasolar Planet Atmosphere". The Astrophysical Journal 568 (1): 377 – 384. 
  31. ^ Frink et al. (2002). "Discovery of a Substellar Companion to the K2 III Giant Iota Draconis". The Astrophysical Journal 576 (1): 478 – 484. 
  32. ^ Sigurdsson, S.; Richer, H.B.; Hansen, B.M.; Stairs I.H.; Thorsett, S.E. (2003). "A Young White Dwarf Companion to Pulsar B1620-26: Evidence for Early Planet Formation". Science 301 (5630): 193 – 196. 
  33. ^ Fourteen Times the Earth - ESO HARPS Instrument Discovers Smallest Ever Extra-Solar Planet. ESO website. Retrieved on 2006-05-07.
  34. ^ Konacki, M. (2005). "Astronomers Confirm the First Image of a Planet Outside of Our Solar System". ESO. 
  35. ^ R. Jayawardhana, N. Huelamo, E. Mamajek (2006). "The Planetary Mass Companion 2MASS1207-3932 B: Temperature, Mass and Evidence for an Edge-On Disk". American Astronomical Society. }
  36. ^ Rivera et al. (2005). "A 7.5 Me Planet Orbiting the Nearby Star GJ 876". The Astrophysical Journal 634 (1): 625 – 640. 
  37. ^ Sato, B.; Fischer, D.; Henry, G.; Laughlin, G.; Butler, R.; Marcy, G.; Vogt, S.; Bodenheimer, P.; Ida, S.; Toyota, E.; Wolf, A.; Valenti, J.; Boyd, L.; Johnson, J.; Wright, J.; Ammons, M.; Robinson, S.; Strader, J.; McCarthy, C.; Tah, K.; Minniti, D. (2005). "The N2K Consortium II: A Transiting Hot Saturn around HD 149026 with a Large Dense Core". The Astrophysical Journal 633: 465 – 473. 
  38. ^ J.-P. Beaulieu; D.P. Bennett; P. Fouque; A. Williams; M. Dominik; U.G. Jorgensen; D. Kubas; A. Cassan; C. Coutures; J. Greenhill; K. Hill; J. Menzies; P.D. Sackett; M. Albrow; S. Brillant; J.A.R. Caldwell; J.J. Calitz; K.H. Cook; E. Corrales; M. Desort; S. Dieters; D. Dominis; J. Donatowicz; M. Hoffman; S. Kane; J.-B. Marquette; R. Martin; P. Meintjes; K. Pollard; K. Sahu; C. Vinter; J. Wambsganss; K. Woller; K. Horne; I. Steele; D. Bramich; M. Burgdorf; C. Snodgrass; M. Bode; A. Udalski; M. Szymanski; M. Kubiak; T. Wieckowski; G. Pietrzynski; I. Soszynski; O. Szewczyk; L. Wyrzykowski; B. Paczynski (2006). "Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing". Nature 439: 437 – 440. 
  39. ^ Kiwis help discover new planet. One News (Jan 26, 2006). Retrieved on 2006-05-07.
  40. ^ Trio of Neptunes and their belt (May 18, 2006). Retrieved on 2007-06-09.
  41. ^ http://www.spitzer.caltech.edu/Media/releases/ssc2007-04/release.shtml Spitzer.caltech.edu Retrieved on 04-25-07
  42. ^ http://www.nature.com/nature/journal/v445/n7130/abs/nature05636.html Nature.com Retrieved on 04-25-07
  43. ^ 'Clear Signs of Water' on Distant Planet at Space.com
  44. ^ Ker Than (Apr 24, 2007 4:23pm ET). Major Discovery: New Planet Could Harbor Water and Life. Retrieved on 2007-04-24.
  45. ^ The Habitability of Super-Earths in Gliese 581. Retrieved on 2007-05-29.
  46. ^ Fox, Maggie. "Hot "ice" may cover recently discovered planet", 16 May 2007. Retrieved on 2007-12-28. 
  47. ^ Krull et al. (2007-05-30). "XO-3b: A Massive Planet in an Eccentric Orbit Transiting an F5V Star". 
  48. ^ "Largest Known Exoplanet Discovered", SPACE.com, Aug 6, 2007. Retrieved on 2007-08-26. 
  49. ^ "Solar System Like Ours Found", SPACE.com, February 14, 2008. Retrieved on 2008-02-19. 
  50. ^ "Key Organic Molecule Detected at Extrasolar Planet", SPACE.com, March 20, 2008. Retrieved on 2008-03-20. 
  51. ^ "Rock planets outnumber gas giants", msn, 2008-05-28. Retrieved on 2008-05-28. 

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