• Thumbnail for HR 8799
    HR 8799 is a roughly 30 million-year-old main-sequence star located 133.3 light-years (40.9 parsecs) away from Earth in the constellation of Pegasus....
    46 KB (4,217 words) - 10:30, 13 September 2024
  • Thumbnail for HR 8799 b
    HR 8799 b is an extrasolar planet located approximately 129 light-years away in the constellation of Pegasus, orbiting the 6th magnitude Lambda Boötis...
    11 KB (1,045 words) - 18:58, 11 August 2024
  • Thumbnail for HR 8799 e
    HR 8799 e is a large exoplanet, orbiting the star HR 8799, which lies 129 light-years from Earth. This gas giant is between 5 and 10 times the mass of...
    10 KB (931 words) - 03:11, 22 November 2023
  • Thumbnail for HR 8799 c
    HR 8799 c is an extrasolar planet located approximately 129 light-years away in the constellation of Pegasus, orbiting the 6th magnitude Lambda Boötis...
    11 KB (812 words) - 20:10, 26 August 2024
  • Thumbnail for HR 8799 d
    HR 8799 d is an extrasolar planet located approximately 129 light-years away in the constellation of Pegasus, orbiting the 6th magnitude Lambda Boötis...
    8 KB (539 words) - 16:58, 29 July 2024
  • Thumbnail for HIP 99770 b
    dwarfs and young L/T transition exoplanets like HR 8799 d. Jointly modeling relative astrometry of HIP 99770 b with absolute astrometry of the primary as measured...
    4 KB (390 words) - 17:53, 1 July 2024
  • Thumbnail for List of directly imaged exoplanets
    This list includes the four members of the multi-planet system that orbit HR 8799. It is unlikely or at least unclear if objects on a wide orbit (≥100 AU)...
    63 KB (3,806 words) - 19:45, 20 September 2024
  • Christian; Doyon, René; Barman, Travis (2009). "HST/NICMOS Detection of HR 8799 b in 1998". The Astrophysical Journal Letters. 694 (2): L148. arXiv:0902...
    68 KB (7,780 words) - 23:09, 26 August 2024
  • Lafrenière, D. (2010-02-10). "SPATIALLY RESOLVED SPECTROSCOPY OF THE EXOPLANET HR 8799 c". The Astrophysical Journal. 710 (1): L35–L38. arXiv:1001.2017. Bibcode:2010ApJ...
    50 KB (2,828 words) - 00:10, 31 August 2024
  • Thumbnail for Alpha Microscopii
    -26_ƒ0. Bibcode:1982mcts.book.....H. Johnson, H. L.; Mitchell, R. I.; Iriarte, B.; Wisniewski, W. Z. (1966). "UBVRIJKL Photometry of the Bright Stars". Communications...
    9 KB (830 words) - 13:56, 28 June 2024
  • first directly imaged planets) around HR 8799 and a 2010 paper discovering a fourth imaged planet in the system: HR 8799 e. In 1982, Zuckerman co-edited a...
    7 KB (448 words) - 22:01, 14 May 2024
  • Thumbnail for HD 95086 b
    belt system with a large clearing between the belts, similar to HR 8799. HD 95086 b is probably responsible for carving the sharp inner edge of the outer...
    12 KB (1,074 words) - 15:57, 10 September 2024
  • Thumbnail for ROXs 42Bb
    ROXs 42Bb (redirect from ROXs 42B b)
    age of the star, similar to the masses of directly imaged planets around HR 8799 and beta Pictoris. However, it is unclear whether ROXs 42Bb formed like...
    5 KB (405 words) - 21:02, 15 July 2024
  • Thumbnail for HD 100546
    HD 100546 (redirect from HD 100546 b)
    stars with multiple super-jovian planets at moderate/wide separations like HR 8799. While other hypothetical planets have been claimed to exist around the...
    32 KB (2,985 words) - 02:03, 23 August 2024
  • Thumbnail for WD 2317+1830
    Cukanovaite, E.; Vorontseva, A.; Lallement, R.; Hollands, M.; Gänsicke, B. T.; Burdge, K. B.; McCleery, J.; Jordan, S. (2021-12-01). "A catalogue of white dwarfs...
    7 KB (680 words) - 08:24, 17 September 2024
  • Thumbnail for Methods of detecting exoplanets
    Marois, Christian; MacIntosh, B.; et al. (November 2008). "Direct Imaging of Multiple Planets Orbiting the Star HR 8799". Science. 322 (5906): 1348–52...
    134 KB (15,274 words) - 13:54, 20 September 2024
  • ..38..331A. doi:10.1134/S1063773712050015. S2CID 119257644. Fuhrmeister, B.; et al. (2019), "The CARMENES search for exoplanets around M dwarfs. Period...
    9 KB (520 words) - 00:28, 5 September 2024
  • rather than a planet. Similarly, a 2017 study showed 2MASS J21402931+1625183 b to actually have a mass of 69+8 −9 MJ, making it a high-mass brown dwarf or...
    54 KB (1,040 words) - 03:31, 28 July 2024
  • Thumbnail for Omega Andromedae
    Omega Andromedae (redirect from HD 8799)
    1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR. Nordström, B.; et al. (May 2004), "The Geneva-Copenhagen survey of the Solar neighbourhood...
    9 KB (715 words) - 06:01, 22 December 2023
  • Thumbnail for 2MASS J0441+2301
    ratio with the primary is closer than 1/25. 2MASS SCR 1845−6357 2M1207 HR 8799 Cutri, Roc M.; Skrutskie, Michael F.; Van Dyk, Schuyler D.; Beichman, Charles...
    10 KB (834 words) - 16:23, 16 August 2024
  • Thumbnail for J band (infrared)
    1088/0067-0049/197/2/19. ISSN 0067-0049. S2CID 16850733. Oppenheimer, B. R. (2013). "Reconnaissance of the HR 8799 Exosolar System I: Near IR Spectroscopy". The Astrophysical...
    5 KB (482 words) - 15:19, 8 August 2024
  • Thumbnail for Phi Pegasi
    Association of Variable Star Observers, retrieved 15 February 2014. Famaey, B.; et al. (January 2005), "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2...
    8 KB (563 words) - 01:14, 17 July 2024
  • Thumbnail for Fomalhaut b
    around HR 8799, any additional planets of Fomalhaut must have masses below about 2 to 7 Jupiter masses. A gaseous planet in an orbit like Fomalhaut b could...
    25 KB (2,662 words) - 07:44, 9 September 2024
  • Thumbnail for Vortex coronagraph
    directly image planets. They did this by imaging the previously imaged HR 8799 planets using just a 1.5 m portion of the 5 meter Hale Telescope. Vortex...
    4 KB (410 words) - 21:22, 3 August 2024
  • Thumbnail for Exoplanet
    PSR B1257+12 b), which is about twice the mass of the Moon. The most massive exoplanet listed on the NASA Exoplanet Archive is HR 2562 b, about 30 times...
    147 KB (15,942 words) - 00:03, 19 September 2024
  • Thumbnail for Fomalhaut
    a United States navy amphibious cargo ship. Exoasteroid 2M1207 GJ 758 HR 8799 Direct imaging of extrasolar planets Lists of exoplanets List of star systems...
    50 KB (4,786 words) - 10:50, 20 August 2024
  • It has a faint, magnitude 13.23 red dwarf companion, designated component B, at an angular separation of 248 arc seconds. The system is most likely (96%...
    9 KB (681 words) - 19:16, 18 July 2024
  • Thumbnail for Quebec
    most recent is the discovery of the complex extrasolar planets system HR 8799. HR 8799 is the first direct observation of an exoplanet in history. The Canadian...
    241 KB (23,462 words) - 01:43, 18 September 2024
  • whose host stars are chemically peculiar stars. The young variable star HR 8799, which hosts four directly imaged massive planets, belongs to the group...
    11 KB (1,329 words) - 16:48, 17 July 2024
  • circles or service areas. They are classified into four categories: Metro, A, B, C. Delhi, Mumbai, and Kolkata fall under Metro category. A telecom circle...
    58 KB (524 words) - 20:34, 16 September 2024