| Name | HR 8799 | |
| Distance | 39.4 ± 1 pc | ![]() |
| Spectral type | A5V | |
| Apparent magnitude V | 5.96 | |
| Mass | 1.56 MSun | ![]() |
| Age | 0.06 +0.03-0.03 Gyr | ![]() |
| Effective temperature | K | |
| Radius | 1.5 ± 0.3 RSun | ![]() |
| Metallicity [Fe/H] | -0.47 | ![]() |
| RA2000 | 23:07:29.0 | |
| Dec2000 | +21:08:03 | |
| Planetary system | 5 planets |
Effects of a planetesimal debris disk on stability scenarios for the extrasolar planetary system HR 8799
Jan. 11, 2013
MOORE A. & QUILLEN A.
MNRAS, accepted
arxiv
LBT observations of the HR 8799 planetary system: First detection of HR8799e in H band
Dec. 18, 2012
ESPOSITO S., MESA D., SKEMER A., ARCIDIACONO C., CLAUDI R. & 30 additional authors
Astron. & Astrophys., 459, A52
paper arxiv
Masses, Radii, and Cloud Properties of the HR 8799 Planets
July 20, 2012
MARLEY M., SAUMON D., CUSHING M., ACKERMAN A., FORTNEY J. & FREEDMAN R.
ApJ., 754, 135
paper arxiv
First Light LBT AO Images of HR 8799 bcde at 1.65 and 3.3 Microns: New Discrepancies between Young Planets and Old Brown Dwarfs
June 9, 2012
SKEMER A., HINZ Ph., ESPOSITO E., BURROWS A., LEISENRING J. & 44 additional authors
ApJ., 753, 14
paper arxiv
Extrasolar planet population synthesis IV. Correlations with disk metallicity, mass and lifetime
May 10, 2012
MORDASINI Ch., ALIBERT Y., BENZ W., KLAHR H. & HENNING Th.
Astron. & Astrophys., 542, A97
paper arxiv
Direct Imaging of Extra-solar Planets - Homogeneous Comparison of Detected Planets and Candidates
Jan. 18, 2012
NEUHÄUSER R. & SCHMIDT T.
arxiv
Dependence of a planet's chaotic zone on particle eccentricity: the shape of debris disc inner edges
Jan. 16, 2012
MUSTILL A. & WYATT M.
MNRAS, 419, 3074
paper arxiv
High-Mass, Four-Planet Models for HR 8799: Constraining the Orbital Inclination and Age of the System
Jan. 14, 2012
SUDOL J. & HAGHIGHIPOUR N.
ApJ, 755, 38
paper arxiv
The Exoplanet Handbook
May 22, 2012
Michael Perryman
Content
Content and Chapter 5
Adaptive Optics Observations of Exoplanets, Brown Dwarfs, & Binary Stars
Dec. 9, 2011
HINKLEY S.
arxiv
The effects of snowlines on C/O in planetary atmospheres
Nov. 22, 2011
OBERG K., MURRAY-CLAY R. & BERGIN E.
ApJ. Letters, 743, L16
paper arxiv
Pulsating stars harbouring planets
Nov. 10, 2011
MOYA A.
arxiv
Estimation of the XUV radiation onto close planets and their evaporation
Sept. 16, 2011
SANZ-FORCADA J., MICELA G., RIBAS I., POLLOCK A., EIROA C. & 2 additional authors
Astron. & Astrophys., 532, A6
paper arxiv
Rapid inward migration of planets formed by gravitational instability
Sept. 13, 2011
BARUTEAU C., MERU F., PAARDEKOOPER S.-J.
MNRAS, 416, 1971
paper arxiv
M-band Imaging of the HR 8799 Planetary System Using an Innovative LOCI-based Background Subtraction Technique
Sept. 3, 2011
GALICHER R., MAROIS Ch., MACINTOSH B., BARMAN T. & KONOPACKY Q.
ApJ. Letters, 739, L41
paper arxiv
Defining and cataloging exoplanets: The exoplanet.eu database
Aug. 1, 2011
SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
paper arxiv
Resolved Submillimeter Observations of the HR 8799 and HD 107146 Debris Disks
July 19, 2011
HUGHES A., WILNER D., ANDREWS S., WILLIAMS J., SU K. & 2 additional authors
ApJ.
arxiv
Spatially resolved submillimeter imaging of the HR 8799 debris disk
July 5, 2011
PATIENCE J., BULGER J., KING R., AYLIFFE B., BATE M. & 5 additional authors
Astron. & Astrophys., 531, L17
paper arxiv
Dynamical evolution of planetary systems
June 22, 2011
MORBIDELLI A.
arxiv
Estimates of the Planet Yield from Ground-Based High-Contrast Imaging Observations as a Function of Stellar Mass
May 17, 2011
CREPP J. & JOHNSON J.
ApJ., 733, 126
paper arxiv
Clouds and Chemistry in the Atmosphere of Extrasolar Planet HR8799b
May 6, 2011
BARMAN T., MACINTOSH B., KONOPACKY Q. & MAROIS Ch.
ApJ., 733, 65
paper arxiv
VLT/NACO astrometry of the HR 8799 planetary system. L0-band observations of the three outer planets
March 28, 2011
BERGFORS C., BRANDNER W., JANSON M., KÖHLER R. & HENNING Th.
Astron. & Astrophys., 528, A134
paper
Formation of Giant Planets by Disk Instability on Wide Orbits Around Protostars with Varied Masses
March 25, 2011
BOSS A.
ApJ., 731, 74
paper arxiv
Observational Constraints on Companions inside of 10 AU in the HR 8799 Planetary System
March 8, 2011
HINKLEY S., CARPENTER J., IRELAND M. & KRAUS A.
ApJ. Letters, 730, L21
paper arxiv
Model atmospheres for massive gas giants with thick clouds: Application to the HR 8799 planets and predictions for future detections
Feb. 28, 2011
MADHUSUDHAN N., BURROWS A. & CURRIE Th.
ApJ.
arxiv
A Combined Subaru/VLT/MMT 1-5 μm Study of Planets Orbiting HR 8799: Implications for Atmospheric Properties, Masses, and Formation
Feb. 18, 2011
CURRIE Th., BURROWS A., ITOH Y., MATSUMURA S., FUKAGAWA M., APAI D., MADHUSUDHAN N., HINZ Ph., RODIGAS T., KASPER M., PYO T.-S. & OGINO S.
ApJ., 729, 128
paper
Latest Results from the DODO Survey: Imaging Planets around White Dwarfs
Feb. 3, 2011
HOGAN E., BURLEIGH M. & CLARKE F.
arxiv
Determination of the inclination of the multi-planet hosting star HR8799 using asteroseismology
Jan. 22, 2011
WRIGHT D., CHENE A.-N., De CAT P., MAROIS Ch., MATHIAS Ph., MACINTOSH B., ISAACS J., LEHMANN H. & HARTMANN M.
ApJ. Letters, 728, L20
paper arxiv
Images of a fourth planet orbiting HR 8799
Dec. 23, 2010
MAROIS Ch., ZUCKERMAN B., KONOPACKY Q., MACINTOSH B. & BARMAN T.
Nature, 468, 1080
paper arxiv