Kepler-9: a system of multiple planets transiting a sun-like star, confirmed by timing variations

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Standard

Kepler-9 : a system of multiple planets transiting a sun-like star, confirmed by timing variations. / Holman...[et al.], Matthew J.; Fabrycky, D. C.; Ragozzine, D.; Buchhave, Lars C. Astrup.

I: Science, Bind 330, Nr. 6000, 01.10.2010, s. 51-54.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Holman...[et al.], MJ, Fabrycky, DC, Ragozzine, D & Buchhave, LCA 2010, 'Kepler-9: a system of multiple planets transiting a sun-like star, confirmed by timing variations', Science, bind 330, nr. 6000, s. 51-54. https://doi.org/10.1126/science.1195778

APA

Holman...[et al.], M. J., Fabrycky, D. C., Ragozzine, D., & Buchhave, L. C. A. (2010). Kepler-9: a system of multiple planets transiting a sun-like star, confirmed by timing variations. Science, 330(6000), 51-54. https://doi.org/10.1126/science.1195778

Vancouver

Holman...[et al.] MJ, Fabrycky DC, Ragozzine D, Buchhave LCA. Kepler-9: a system of multiple planets transiting a sun-like star, confirmed by timing variations. Science. 2010 okt. 1;330(6000):51-54. https://doi.org/10.1126/science.1195778

Author

Holman...[et al.], Matthew J. ; Fabrycky, D. C. ; Ragozzine, D. ; Buchhave, Lars C. Astrup. / Kepler-9 : a system of multiple planets transiting a sun-like star, confirmed by timing variations. I: Science. 2010 ; Bind 330, Nr. 6000. s. 51-54.

Bibtex

@article{3b8be625ba6540409985c820c003f998,
title = "Kepler-9: a system of multiple planets transiting a sun-like star, confirmed by timing variations",
abstract = "The Kepler spacecraft is monitoring more than 150,000 stars for evidence of planets transiting those stars. We report the detection of two Saturn-size planets that transit the same Sun-like star, based on 7 months of Kepler observations. Their 19.2- and 38.9-day periods are presently increasing and decreasing at respective average rates of 4 and 39 minutes per orbit; in addition, the transit times of the inner body display an alternating variation of smaller amplitude. These signatures are characteristic of gravitational interaction of two planets near a 2:1 orbital resonance. Six radial-velocity observations show that these two planets are the most massive objects orbiting close to the star and substantially improve the estimates of their masses. After removing the signal of the two confirmed giant planets, we identified an additional transiting super-Earth–size planet candidate with a period of 1.6 days. ",
author = "{Holman...[et al.]}, {Matthew J.} and Fabrycky, {D. C.} and D. Ragozzine and Buchhave, {Lars C. Astrup}",
year = "2010",
month = oct,
day = "1",
doi = "10.1126/science.1195778",
language = "English",
volume = "330",
pages = "51--54",
journal = "Science",
issn = "0036-8075",
publisher = "American Association for the Advancement of Science",
number = "6000",

}

RIS

TY - JOUR

T1 - Kepler-9

T2 - a system of multiple planets transiting a sun-like star, confirmed by timing variations

AU - Holman...[et al.], Matthew J.

AU - Fabrycky, D. C.

AU - Ragozzine, D.

AU - Buchhave, Lars C. Astrup

PY - 2010/10/1

Y1 - 2010/10/1

N2 - The Kepler spacecraft is monitoring more than 150,000 stars for evidence of planets transiting those stars. We report the detection of two Saturn-size planets that transit the same Sun-like star, based on 7 months of Kepler observations. Their 19.2- and 38.9-day periods are presently increasing and decreasing at respective average rates of 4 and 39 minutes per orbit; in addition, the transit times of the inner body display an alternating variation of smaller amplitude. These signatures are characteristic of gravitational interaction of two planets near a 2:1 orbital resonance. Six radial-velocity observations show that these two planets are the most massive objects orbiting close to the star and substantially improve the estimates of their masses. After removing the signal of the two confirmed giant planets, we identified an additional transiting super-Earth–size planet candidate with a period of 1.6 days.

AB - The Kepler spacecraft is monitoring more than 150,000 stars for evidence of planets transiting those stars. We report the detection of two Saturn-size planets that transit the same Sun-like star, based on 7 months of Kepler observations. Their 19.2- and 38.9-day periods are presently increasing and decreasing at respective average rates of 4 and 39 minutes per orbit; in addition, the transit times of the inner body display an alternating variation of smaller amplitude. These signatures are characteristic of gravitational interaction of two planets near a 2:1 orbital resonance. Six radial-velocity observations show that these two planets are the most massive objects orbiting close to the star and substantially improve the estimates of their masses. After removing the signal of the two confirmed giant planets, we identified an additional transiting super-Earth–size planet candidate with a period of 1.6 days.

U2 - 10.1126/science.1195778

DO - 10.1126/science.1195778

M3 - Journal article

C2 - 20798283

VL - 330

SP - 51

EP - 54

JO - Science

JF - Science

SN - 0036-8075

IS - 6000

ER -

ID: 32928301