외계 행성 탐사방법: 두 판 사이의 차이

[[File:Gravitational micro rev.svg|thumb|left|255px|Gravitational microlensing]]

[[중력렌즈]]는 행성의 중력장이 작용하여 정렬된 별을 확대, 왜곡한 경우 발생하게 된다.<ref name="Beaulieulensplanet">{{cite journal | author=J.-P. Beaulieu |display-authors=4 |author2=D.P. Bennett |author3=P. Fouque |author4=A. Williams |author5=M. Dominik |author6=U.G. Jorgensen |author7=D. Kubas |author8=A. Cassan |author9=C. Coutures |author10=J. Greenhill |author11=K. Hill |author12=J. Menzies |author13=P.D. Sackett |author14=M. Albrow |author15=S. Brillant |author16=J.A.R. Caldwell |author17=J.J. Calitz |author18=K.H. Cook |author19=E. Corrales |author20=M. Desort |author21=S. Dieters |author22=D. Dominis |author23=J. Donatowicz |author24=M. Hoffman |author25=S. Kane |author26=J.-B. Marquette |author27=R. Martin |author28=P. Meintjes |author29=K. Pollard |author30=K. Sahu |author31=C. Vinter |author32=J. Wambsganss |author33=K. Woller |author34=K. Horne |author35=I. Steele |author36=D. Bramich |author37=M. Burgdorf |author38=C. Snodgrass |author39=M. Bode |author40=A. Udalski |author41=M. Szymanski |author42=M. Kubiak |author43=T. Wieckowski |author44=G. Pietrzynski |author45=I. Soszynski |author46=O. Szewczyk |author47=L. Wyrzykowski |author48=B. Paczynski | title=Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing | journal=Nature | date=2006 | volume=439 | issue= 7075| pages=437–440 | doi=10.1038/nature04441 | pmid=16437108|arxiv = astro-ph/0601563 |bibcode = 2006Natur.439..437B }}</ref> 오랜 시간의 모니터링을 필요로하며, 중력렌즈가 같은 별에서 다시 나타날 가능성은 매우 희박하기 때문에 주의를 기울여 관측해야 한다. 이 방법을 사용해 [[OGLE-2005-BLG-390Lb]]를 발견했다.<ref name="Beaulieulensplanet">{{cite journal | author=J.-P. Beaulieu |display-authors=4 |author2=D.P. Bennett |author3=P. Fouque |author4=A. Williams |author5=M. Dominik |author6=U.G. Jorgensen |author7=D. Kubas |author8=A. Cassan |author9=C. Coutures |author10=J. Greenhill |author11=K. Hill |author12=J. Menzies |author13=P.D. Sackett |author14=M. Albrow |author15=S. Brillant |author16=J.A.R. Caldwell |author17=J.J. Calitz |author18=K.H. Cook |author19=E. Corrales |author20=M. Desort |author21=S. Dieters |author22=D. Dominis |author23=J. Donatowicz |author24=M. Hoffman |author25=S. Kane |author26=J.-B. Marquette |author27=R. Martin |author28=P. Meintjes |author29=K. Pollard |author30=K. Sahu |author31=C. Vinter |author32=J. Wambsganss |author33=K. Woller |author34=K. Horne |author35=I. Steele |author36=D. Bramich |author37=M. Burgdorf |author38=C. Snodgrass |author39=M. Bode |author40=A. Udalski |author41=M. Szymanski |author42=M. Kubiak |author43=T. Wieckowski |author44=G. Pietrzynski |author45=I. Soszynski |author46=O. Szewczyk |author47=L. Wyrzykowski |author48=B. Paczynski | title=Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing | journal=Nature | date=2006 | volume=439 | issue= 7075| pages=437–440 | doi=10.1038/nature04441 | pmid=16437108|arxiv = astro-ph/0601563 |bibcode = 2006Natur.439..437B }}</ref>.<ref name="OGLEEarthLike">{{웹 인용| 저자 = PLANET collaboration| 날짜 = 2006-01-26| url = http://planet.iap.fr/OB05390.news.html| 제목 = "Discovery of OGLE 2005-BLG-390Lb, the first cool rocky/icy exoplanet"| 언어 = 영어}}</ref>

 

== 각주 ==