A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi

Nature

Volumn 449, Issue 7159, 2007, Pages 189-191

  Silvotti, R ^a   Schuh, S ^b   Janulis, R ^c   Solheim, J E ^d   Bernabei, S ^e   Ostensen R ^f   Oswalt, T D ^g   Bruni, I ^e   Gualandi, R ^e   Bonanno, A ^h   Vauclair, G ⁱ   Reed, M ^j   Chen, C W ^k   Leibowitz, E ^l   Paparo, M ^m   Baran, A ⁿ   Charpinet, S ⁱ   Dolez, N ⁱ   Kawaler, S ^o   Kurtz, D ^p   Moskalik, P ^q   Riddle, R ^r   Zola, S ^n,s   more..

^a INAF OSSERVATORIO ASTRONOMICO DI CAPODIMONTE   (Italy)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

^c VILNIUS UNIVERSITY   (Lithuania)

^d UNIVERSITY OF OSLO   (Norway)

^e INAF OSSERVATORIO ASTRONOMICO DI BOLOGNA   (Italy)

^f UNIVERSITY OF LEUVEN   (Belgium)

^g Florida Institute of Technology   (United States)

^h INAF OSSERVATORIO ASTROFISICO DI CATANIA   (Italy)

ⁱ CNRS   (France)

^j MISSOURI STATE UNIVERSITY   (United States)

^k NATIONAL CENTRAL UNIVERSITY   (Taiwan)

^l TEL AVIV UNIVERSITY   (Israel)

^m KONKOLY OBSERVATORY   (Hungary)

ⁿ PEDAGOGICAL UNIVERSITY   (Poland)

^o IOWA STATE UNIVERSITY   (United States)

^p UNIVERSITY OF CENTRAL LANCASHIRE   (United Kingdom)

^q NICOLAUS COPERNICUS ASTRONOMICAL CENTER   (Poland)

^r Thirty Meter Telescope Project   (United States)

^s JAGIELLONIAN UNIVERSITY   (Poland)

more..

Author keywords

[No Author keywords available]

Indexed keywords

HELIUM;

HELIUM; HYDROGEN; PLANET; SOLAR SYSTEM;

ARTICLE; ASTRONOMY; PRIORITY JOURNAL;

EID: 34548608981     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature06143     Document Type: Article

References (29)

1. Wolszczan, A. & Frail, D. A. A planetary system around the millisecond pulsar PSR1257+12. Nature 355, 145-147 (1992).
2. Mayor, M. & Queloz, D. A Jupiter-mass companion to a solar-type star. Nature 378, 355-359 (1995).
3. Döllinger, M. P. et al. Discovery of a planet around the K giant star 4 U Ma. Astron. Astrophys. (in the press); preprint at 〈http://arxiv.org/astro-ph/0703672〉.
4. Rasio, F. A., Tout, C. A., Lubow, S. H. & Livio, M. Tidal decay of close planetary orbits. Astrophys. J. 470, 1187-1191 (1996).
5. Rybicki, K. R. & Denis, C. On the final destiny of the Earth and the Solar System. Icarus 151, 130-137 (2001).
6. Østensen, R. et al. Detection of pulsations in three subdwarf B stars. Astron. Astrophys. 368, 175-182 (2001).
7. Kilkenny, D. Pulsating hot subdwarfs - an observational review. Commun. Asteroseismol. 150, 234-240 (2007).
8. Silvotti, R. et al. The temporal spectrum of the sdB pulsating star HS 2201+2610 at 2 ms resolution. Astron. Astrophys. 389, 180-190 (2002).
9. Kepler, S. O. et al. Measuring the evolution of the most stable optical clock G 117-B15A. Astrophys. J. 634, 1311-1318 (2005).
10. Reed, M. et al. Observations of the pulsating subdwarf B star Feige 48: constraints on evolution and companions. Mon. Not. R. Astron. Soc. 348, 1164-1174 (2004).
11. Winget, D. E. et al. The search for planets around pulsating white dwarf stars. ASP Conf. Ser. 294, 59-64 (2003).
12. Sterken, C. The O-C diagram: basic procedures. ASP Conf. Ser. 335, 3-23 (2005).
13. Thorsett, S. E., Arzoumanian, Z. & Taylor, J. H. PSR B1620-26 - A binary radio pulsar with a planetary companion? Astrophys. J. 412, L33-L36 (1993).
14. Costa, J. E. S., Kepler, S. O. & Winget, D. E. Direct measurement of a secular pulsation period change in the pulsating hot pre-white dwarf PG 1159-035. Astrophys. J. 522, 973-982 (1999).
15. Mukadam, A. S. et al. Constraining the evolution of ZZ Ceti. Astrophys. J. 594, 961-970 (2003).
16. Koen, C. Statistics of O-C diagrams and period changes. ASP Conf. Ser. 335, 25-35 (2005).
17. Hanel, R., Conrath, B., Herath, L., Kunde, V. &Pirraglia, J. Albedo, internal heat, and energy balance of Jupiter - preliminary results of the Voyager infrared investigation. J. Geophys. Res. 86, 8705-8712 (1981).
18. Maxted, P. F. L., Napiwotzki, R., Dobbie, P. D. & Burleigh, M. R. Survival of a brown dwarf after engulfment by a red giant star. Nature 442, 543-545 (2006).
19. Villaver, E. & Livio, M. Can planets survive stellar evolution? Astrophys. J. 661, 1192-1201 (2007).
20. Duncan, M. J. & Lissauer, J. J. The effects of post-main-sequence solar mass loss on the stability of our planetary system. Icarus 134, 303-310 (1998).
21. Livio, M. & Soker, N. Star-planet systems as progenitors of cataclysmic binaries: tidal effects. Astron. Astrophys. 125, L12-L15 (1983).
22. Sweigart, A. V. & Gross, P. G. Evolutionary sequences for red giant stars. Astrophys. J. 36 (Suppl.), 405-437 (1978).
23. Han, Z., Podsiadlowski, Ph, Maxted, P. F. L., Marsh, T. R.& Ivanova, N. The origin of subdwarf B stars - I. The formation channels. Mon. Not. R. Astron. Soc. 336, 449-466 (2002).
24. Zahn, J. P. Tidal friction in close binary stars. Astron. Astrophys. 57, 383-394 (1977).
25. Eggleton, P. P. Approximations to the radii of Roche lobes. Astrophys. J. 268, 368-369 (1983).
26. Soker, N. Can planets influence the horizontal branch morphology? Astron. J. 116, 1308-1313 (1998).
27. Silvotti, R. et al. The rapidly pulsating subdwarf B star PG 1325+101. I. Oscillation modes from multisite observations. Astron. Astrophys. 459, 557-564 (2006).
28. Stumpff, P. Two self-consistent FORTRAN subroutines for the computation of the Earth's motion. Astron. Astrophys. Suppl. Ser. 41, 1-8 (1980).
29. Charpinet, S., Fontaine, G., Brassard, P. & Dorman, B. Adiabatic survey of subdwarf B star oscillations. III. Effects of extreme horizontal branch stellar evolution on pulsation modes. Astrophys. J. 140 (Suppl.), 469-561 (2002).