Planet HR 8799 b

Name HR 8799 b
Planet Status Confirmed
Discovered in 2008
Mass 7.0 ( -2.0 +4.0 ) MJ
Mass*sin(i)
Semi-Major Axis 68.0 AU
Orbital Period 164250.0 day
Eccentricity 0.0
ω
Tperi
Radius 1.2 ( -0.1 +0.1 ) RJ
Inclination 28.0 deg
Update 2022-07-07
Detection Method Imaging
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0 2047.1 JD
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HR 8799
Name HR 8799
Distance 39.4 (± 1.0) pc
Spectral type A5V
Apparent magnitude V 5.96
Mass 1.56 MSun
Age 0.06 ( -0.03 +0.03 ) Gyr
Effective temperature
Radius 1.5 (± 0.3) RSun
Metallicity [Fe/H] -0.47
Detected Disc Imaging
Magnetic Field
RA2000 23:07:29.0
Dec2000 +21:08:03
Alternate Names HD 218396
Planetary system
4 planets

Remarks

Presence of a cold and a warm disk (Su et al. 2009)

Other web-pages

T. Barman movies

More data

Atmospheric parameters

Temperatures

Data Source Type Result Value Result Figure Notes Reference

Molecules

Molecule Data Source Type Result Value Result Figure Notes Reference
CH4 Measurements Detected Controversial (see Petit dit de la Roche et al. 2018) 2015 - BARMAN T.
CO Measurements Detected 2015 - BARMAN T.
H2O Measurements Detected 2015 - BARMAN T.

Observability Predictor


Related publications

The Effect of Metallicity on the Non-Equilibrium Abundance of Hydrogen Dominated Exoplanet Atmosphere
2023 SONI V. & ACHARYYA K.
ApJ, 946, 29
paper   arxiv  

20 s Cadence TESS Photometry of HR 8799
2023 SEPULVEDA A., HUBER D., LI G., BEDDING T., ZHANG Zh. et al.
Res. Notes AAS, 7, 2
paper  

Deep orbital search for additional planets in the HR 8799 system
2023 THOMPSON W., MAROIS Ch., DO Ö C., KONOPACKY D., RUFFIO J.-B. et al.
Astron. J., 165, 29
paper   arxiv  

Interpreting the atmospheric composition of exoplanets: sensitivity to planet formation assumptions
2022 MOLLIERE P., MOLYAROVA T., BITSCH B., HENNING Th., SCHNEIDER A. et al.
ApJ, 934, 74
paper   arxiv  

Atmospheric Monitoring and Precise Spectroscopy of the HR 8799 Planets with SCExAO/CHARIS
2022 WANG J., GAO P., CHICOTE J., LOZI J., GUYON O. et al.
Astron. J., 164, 143
paper  arxiv  

L-band Integral Field Spectroscopy of the HR 8799 Planetary System
2022 DOELMAN D., STONE J., BRIESEMEISTER Z., SKEMER A., BARMAN T. et al.
Astron. J., 163, 217
paper   arxiv  

N-body Interactions will be Detectable in the HR-8799 System within 5 yr with VLTI-GRAVITY
2022 COVARRUBIAS S., BLUNT S. & WANG J.
Res. Notes AAS, 6, 66
paper   arxiv  

A Pilot Radio Search for Magnetic Activity in Directly Imaged Exoplanets
2022 CENDES Y., WILLIAMS P. & BERGER E.
Astron. J., 163, 15
paper   arxiv

Orbital and dynamical analysis of the system around HR 8799. New astrometric epochs from VLT/SPHERE and LBT/LUCI
2022 ZURLO A., GOZDZIEWSKI K., LAZZONI C., MESA D., NOGUEIRA P. et al.
Astron. & Astrophys., 666, A133
paper   arxiv  

Improved Contrast in Images of Exoplanets using Direct SNR Optimization
2021 THOMPSON W. & MAROIS Ch.
Astron. J., 161, 236
paper   arxiv

Host star metallicity of directly imaged wide-orbit planets: implications for planet formation
2021 SWASTIK C., BANYAI R., NARANG M., MANOJ P., SIVARANI T. et al.
Astron. J., 161, 114
paper   arxiv

A search for a 5th planet around HR 8799 using the star-hopping RDI technique at VLT/SPHERE
2021 WAHHAJ Z., MILLI J., ROMERO C., CIEZA L., ZURLO A. et al.
Astron. & Astrophys., 648, A26
paper   arxiv

Aerosols in Exoplanet Atmospheres
2021 GAO P., WAKEFORD H., MORAN S. & PARMENTIER V.
JGR Planets, accepted
arxiv

Dynamical Mass of the Exoplanet Host Star HR 8799
2021 SEPULVEDA A. & BOWLER B.
Astron. J., 163, 52
paper   arxiv  

First Doppler Limits on Binary Planets and Exomoons in the HR 8799 System
2021 VANDERBURG A. & RODRIGUEZ J.
ApJ Lett., 922, L2
paper   arxiv

Deep exploration of the planets HR 8799 b, c, and d with moderate resolution spectroscopy
2021 RUFFIO J.-B., KONOPACKY Q., BARMAN T., MACINTOSH B., WILCOMB K. et al.
Astron. J., accepted
arxiv  

Detection and Bulk Properties of the HR 8799 Planets with High Resolution Spectroscopy
2021 WANG J., RUFFIO J.-B., MORRIS E., DELORME J.-R., JOVANOVIC N. et al.
Astron. J., 162, 148
paper   arxiv  

The First Dynamical Mass Measurement in the HR 8799 System
2021 BRANDT G., BRANDT T., DUPUY T., MICHALIK D. & MARLEAU G.-D.
ApJ Lett., 915, L16
paper   arxiv

The post-main-sequence fate of the HR 8799 planetary system
2021 VERAS D. & HINKLEY S.
MNRAS, 505, 1557
paper   arxiv  

A Detailed Characterization of HR 8799's Debris Disk with ALMA in Band 7
2021 FARAMAZ V., MARINO S., BOOTH M., MATRA L., MAMAJEK E. et al.
Astron. J., 161, 271
paper   arxiv

Great Observatories: The Past and Future of Panchromatic Astrophysics
2021 ARMUS L., MEGEATH S., CORRALES L., MARENGO M., KIRKPATRICK A. et al.
SAG-10 Report
arxiv

An exact, generalised Laplace resonance in the HR 8799 planetary system
2020 GOZDZIEWSKI K. & MIGASZEWSKI C.
ApJ. Letters, 902, L40
paper  arxiv  

Enrichment of the HR 8799 planets by minor bodies and dust
2020 FRANTSEVA K., MUELLER M., POKORNY P., van der TAK F. & ten KATE I.
Astron. & Astrophys., 638, A50
paper   arxiv

On the Mass Function, Multiplicity, and Origins of Wide-Orbit Giant Planets
2019 WAGNER K., APAIL D. & KRATTER K.
ApJ, accepted
arxiv  

New constraints on the HR 8799 planetary system from mid-infrared direct imaging
2019 PETIT dit de la ROCHE D., van den ANKER M., KISSLER-PATIG M., IVANOV V. & FEDELE D.
MNRAS, 491, 1795
paper  arxiv  

Performance and Early Science with the Subaru Coronagraphic Extreme Adaptive Optics Project
2019 CURIE Th., GUYON O., LOZI J., GROFF T., KASDIN J. et al.
SPIE Optics+Photonics
arxiv  

Radial Velocity Measurements of HR 8799 b and c with Medium Resolution Spectroscopy
2019 RUFFIO J.-B., MACINTOSH B., KONOPACKY Q., BARMAN T., DE ROSA R. et al.
Astron. J., 158, 200
paper  arxiv  

The Scattered Disc of HR 8799
2019 GEILER F., KRIKOV A., BOOTH M. & LÖNE T.
MNRAS, 483, 332
paper  arxiv  

Shaping HR8799’s outer dust belt with an unseen planet
2018 READ M., WYATT M., MARINO S. & KENNEDY G.
MNRAS, 475, 4953
paper  arxiv  

Atmospheric Characterization of Directly Imaged Exoplanets with JWST/MIRI
2018 DANIELSKI C., BAUDINO J.-L., LAGAGE P.-O., BOCCALETTI A., GASTAUD R. et al.
MNRAS, 156, 276
paper  

Dynamical Constraints on the HR 8799 Planets with GPI
2018 WANG J., GRAHAM J., DAWSON R., FABRYCKY D., DE ROSA R. et al.
Astron. J., 156, 192
paper  arxiv  

Two decades of Exoplanetary Science with Adaptive Optics
2018 CHAUVIN, G.
SPIE Astronomical Telescopes and Instrumentation
arxiv   paper  

The Habitable Exoplanet Observatory
2018 GAUDI, B., SEAGER, S. MENNESSON, B., KIESSLING, A., WARFIELD, K. et al.
Nature Astron., 2, 600
paper  

The orbital architecture and debris disks of the HR 8799 planetary system
2018 GOZDZIEWSKI, K. & C. MIGASZEWSKI
ApJS, accepted
arxiv    ADS  

Constraining the presence of giant planets in two-belt debris disk systems with VLT/SPHERE direct imaging and dynamical arguments
2018 MATTHEWS, E., HINKLEY, S., VIGAN, A., KENNEDY, G., SUTLIEFF, B. et al.
MNRAS, 480, 2757
paper  

Molecule mapping of HR8799b using OSIRIS on KECK: Strong detection of water and carbon monoxide, but no methane
2018 PETIT D. dit de la ROCHE, HOEIJMAKERS H. & SNELLEN I.
Astron. & Astrophys., 616, A146
paper   arxiv   ADS  

Resolved Millimeter Observations of the HR 8799 Debris Disk
2018 WILNER D., MACGREGOR M., ANDREWS S., HUGHES A., MATTHEWS B. & SU K.
ApJ, 855, 56
paper  

HELIOS–RETRIEVAL: An Open-source, Nested Sampling Atmospheric Retrieval Code; Application to the HR 8799 Exoplanets and Inferred Constraints for Planet Formation
2017 LAVIE, B., MENDOÇA, J., MORDASINI, C. & 7 additional authors
Astron J, 154, 91
arxiv  paper   ADS  

Planetary migration and the origin of the 2:1 and 3:2 (near)-resonant population of close-in exoplanets
2017 RAMOS X., CHRALAMBOUS C., BENITEZ-LlAMBAY P. & BEAUGE C.
Astron. & Astrophys., accepted
arxiv  

The Effect of Protoplanetary Disk Cooling Times on the Formation of Gas Giant Planets by Gravitational Instability
2017 BOSS A.
ApJ, accepted
arxiv  

Illusion and Reality in the Atmospheres of Exoplanets
2017 DEMING D. & SEAGER S.
JGR Planets, accepted
arxiv  

VLT/SPHERE robust astrometry of the HR8799 planets at milliarcsecond-level accuracy Orbital architecture analysis with PyAstrOFit
2017 WERTZ O., ABSIL O., GOMEZ GONZALEZ C., MILLI J., GIRARD J. et al.
Astron. & Astrophys., 598, A83
paper  arxiv  ADS  

Space Technology for Directly Imaging and Characterizing Exo-Earths
2017 CRILL B. & SIEGLER N.
arxiv  

The International Deep Planet Survey II: The frequency of directly imaged giant exoplanets with stellar mass
2016 GALICHER, R., MAROIS, C., MACINTOSH, B., ZUCKERMAN, B., BARMAN, T. & 6 additional authors
Astron. & Astrophys., 594, A64
paper   arxiv  ADS  

Thermal Infrared Imaging and Atmospheric Modeling of VHS J125601.92-125723.9 b: Evidence for Moderately Thick Clouds and Equilibrium Carbon Chemistry in a Hierarchical Triple System
2016 RICH, E., CURRIE, T., WISNIEWSKI, J., HASHIMOTO, J., BRANDT, T. & 3additional authors
ApJ, 830, 114
arxiv  paper   ADS  

HR 8799: The Benchmark Directly-Imaged Planetary System
2016 CURRIE Th.
Star Formation Newsletter
arxiv  

Sparse aperture masking at the VLT II. Detection limits for the eight debris disks stars $β$ Pic, AU Mic, 49 Cet, $η$ Tel, Fomalhaut, g Lup, HD181327 and HR8799
2016 GAUCHET L., LACOUR S., LAGRANGE A.-M., EHRENREICH D., BONNEFOY M. et al.
Astron. & Astrophys., 595, A31
paper  arxiv  

Long-term stability of the HR 8799 planetary system without resonant lock
2016 GOTBERG Y., DAVIES M., MUSTILL A., JOHANSEN A. & CHURCH R.
Astron. & Astrophys., in press
paper  arxiv  

Habitable Zones of Post-Main Sequence Stars
2016 RAMIREZ R. & KALTENEGGER L.
ApJ, 823, 6
paper  arxiv   ADS  

Imaging Extrasolar Giant Planets
2016 BOWLER B.
PASP, 128, 102001
paper  arxiv  ADS  

Astrometric Monitoring of the HR 8799 Planets: Orbit Constraints from Self-Consistent Measurements
2016 KONOPACKY, Q., MAROIS, C., MACINTOSH, B., GALICHER? R., BARMAN, T. & 2 additional authors
Astron. J., 152, 28
paper  arxiv  ADS  

Exoplanetary Atmospheres - Chemistry, Formation Conditions, and Habitability
2016 MADHUSUDHAN N., AGUNDEZ M., MOSES J. & HU Y.
Spa. Sci. Rev., accepted
arxiv  

Searching for the HR 8799 Debris Disk with HST/STIS
2016 GERARD B., LAWLER S., MAROIS Ch., TANNOCK M., MATTHEWS B. & VENN K.
ApJ, 823, 149
paper  arxiv  

Resolving the Planetesimal Belt of HR 8799 with ALMA
2016 BOOTH M., JORDAN A., CASASSUS S., HALES A., DENT W. et al.
MNRAS, accepted
arxiv  

High-Cadence, High-Contrast Imaging for Exoplanet Mapping: Observations of the HR 8799 Planets with VLT/SPHERE Satellite Spot-Corrected Relative Photometry
2016 APAI D., KASPER M., SKEMER A., HANSON J., LAGRANGE A.-M. et al.
ApJ, accepted
arxiv  

First light of the VLT planet finder SPHERE. III. New spectrophotometry and astrometry of the HR 8799 exoplanetary system
2016 ZURLO A., VIGAN A., GALICHER R., MAIRE A.-L., MESA D. et al.
Astron. & Astrophys., 587, A57
paper  arxiv  ADS  

VLT/SPHERE robust astrometry of the HR8799 planets at milliarcsecond-level accuracy Orbital architecture analysis with PyAstrOFit
2016 WERTZ, O., ABSIL, O., GÓMEZ GONZÁLEZ, A. & 4 additional authors
Astron. & Astrophys., submitted
arxiv  paper   ADS  

The imprint of exoplanet formation history on observable present-day spectra of hot Jupiters
2016 MORDASINI Ch., van BOEKEL R., MOLLIERE P., HENNING Th. & BENNEKE B.
ApJ., 832, 41
paper  arxiv  ADS

On the Composition of Young, Directly Imaged Giant Planets
2016 MOSES, J., MARLEY, M., ZAHNLE, K. & 6 additional authors
ApJ, accepted
arxiv  paper   ADS  

Simultaneous Detection of Water, Methane and Carbon Monoxide in the Atmosphere of Exoplanet HR8799b
2015 BARMAN T., KONOPACKY Q., MACINTOSH B. & MAROIS Ch.
ApJ, accepted
arxiv  

First light of the VLT planet finder SPHERE. IV. Physical and chemical properties of the planets around HR8799
2015 BONNEFOY M., ZURLO A., BAUDINO J.-L., LUCAS P., MESA D. et al.
Astron. & Astrophys., 587, A58
paper  arxiv  ADS  

Characterizing the Atmospheres of the HR8799 Planets with HST/WFC3
2015 RAJAN, A., BARMAN, T., SOUMMER, R., HAGAN, J. PATIENCE, J. & 5 additional authors
ApJL, 809, L33
arxiv  paper   ADS  

Observations of Exoplanet Atmospheres
2015 CROSSFIELD I.
PASP, in press
arxiv  paper   ADS  

Towards a dynamics-based estimate of the extent of HR 8799's unresolved warm debris belt
2015 CONTRO B., WITTENMYER R., HORNER J. & MARSHALL J.
in "14th Australian Space Research Conference"
arxiv  

High-contrast imaging constraints on gas giant planet formation - The Herbig Ae/Be star opportunity
2015 QUANZ S.
Astron. & Spa. Sci., 357, 148
paper   arxiv  

The LEECH Exoplanet Imaging Survey. Further constraints on the planet architecture of the HR 8799 system
2015 MAIRE A.-L., SKEMER A., HINZ Ph., DESIDERA S., ESPOSITO S. et al.
Astron. & Astrophys., 576, A133
paper  arxiv  ADS  

Constraining the orbits of sub-stellar companions imaged over short orbital arcs
2015 PEARCE T., WYATT M. & KENNEDY G.
MNRAS, 448, 3679
paper   arxiv   ADS  

Observations, Modeling and Theory of Debris Disks
2014 MATHEWS B., KRIKOV A., WYATT M., BRYDEN G. & EIROA C.
in Protostars & Planets VI., accepted
arxiv  

Deep Thermal Infrared Imaging of HR 8799 bcde: New Atmospheric Constraints and Limits on a Fifth Planet
2014 CURRIE Th., BURROWS A., GIRARD J., CLOUTIER R., FUKAGAWA M. et al.
ApJ, 795, 133
paper  arxiv  

Colour-magnitude diagrams of transiting Exoplanets - II. A larger sample from photometric distances
2014 TRIAUD A., LANOTTE A., SMALLEY B. & GILLON M.
MNRAS, 444, 711
paper   arxiv   ADS  

MOST light-curve analysis of the gamma Dor pulsator HR 8799, showing resonances and amplitude variations
2014 SODOR A., CHENE A.-N., DE CAT P., BOGNAR Zs., WRIGHT D. et al.
Astron. & Astrophys., accepted
arxiv  

Exoplanetary Atmospheres
2014 MADHUSUDHAN N., KNUTSON H., FORTNEY J. & BARMAN T.
in "Protostars and Planets VI"
arxiv  

Imaged sub-stellar companions: not as eccentric as they appear? The effect of an unseen inner mass on derived orbits
2014 PEARCE T., WYATT M. & KENNEDY G.
MNRAS, 437, 2686
paper  arxiv  

A Systematic Retrieval Analysis of Secondary Eclipse Spectra III: Diagnosing Chemical Disequilibrium in Planetary Atmospheres
2013 LINE M. & YUNG Y.
ApJ, 779, Issue 1, id. 3, 6 pp
paper   arxiv  

Effects of a planetesimal debris disk on stability scenarios for the extrasolar planetary system HR 8799
2013 MOORE A. & QUILLEN A.
MNRAS, accepted
arxiv  

Signpost of Multiple Planets in Debris Disks
2013 SU K. & RIEKE G.
in "Exploring the Formation and Evolution of Planetary Systems"
arxiv  

Multiple mean motion resonances in the HR 8799 planetary system
2013 GOZDZIEWSKI K. & MIGASZEWSKI C.
MNRAS, submitted
arxiv  

Directly Imaged L-T Transition Exoplanets in the Mid-Infrared
2013 SKEMER A., MARLEY M., HINZ Ph., MORZINSKI K., STRUTSKIE M. & 13 additional authors
ApJ, 792, 17
arxiv   paper  

Resolved Imaging of the HR 8799 Debris Disk with Herschel
2013 MATTHEWS B., KENNEDY G., SIBTHORPE B., BOOTH M., WATT M. & 3 additional athors
ApJ, accepted
paper arxiv  

Direct Detection and Orbit Analysis of the Exoplanets HR 8799 bcd from Archival 2005 Keck/NIRC2 Data
2012 CURRIE Th., FUKAGAWA M., THALMANN Ch., MATSUMURA S. & PLAVCHAN P.
ApJ.
arxiv

Masses, Radii, and Cloud Properties of the HR 8799 Planets
2012 MARLEY M., SAUMON D., CUSHING M., ACKERMAN A., FORTNEY J. & FREEDMAN R.
ApJ., 754, 135
paper   arxiv

On the structural law of exoplanetary systems
2012 LARA P., POVEDA A. & ALLEN C.
in Numerical Analysis and Applied Mathematics ICNAAM 2012, accepted
paper  

Dependence of a planet's chaotic zone on particle eccentricity: the shape of debris disc inner edges
2012 MUSTILL A. & WYATT M.
MNRAS, 419, 3074
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
2012 SKEMER A., HINZ Ph., ESPOSITO E., BURROWS A., LEISENRING J. & 44 additional authors
ApJ., 753, 14
paper   arxiv

LBT observations of the HR 8799 planetary system: First detection of HR8799e in H band
2012 ESPOSITO S., MESA D., SKEMER A., ARCIDIACONO C., CLAUDI R. & 30 additional authors
Astron. & Astrophys., 459, A52
paper  arxiv

Extrasolar planet population synthesis IV. Correlations with disk metallicity, mass and lifetime
2012 MORDASINI Ch., ALIBERT Y., BENZ W., KLAHR H. & HENNING Th.
Astron. & Astrophys., 541, A97
paper   arxiv

Direct Imaging of Extra-solar Planets - Homogeneous Comparison of Detected Planets and Candidates
2012 NEUHAUSER R. & SCHMIDT T.
in "Topics in Adaptive Optics", Chap 3
Full text  arxiv   ADS  

High-Mass, Four-Planet Models for HR 8799: Constraining the Orbital Inclination and Age of the System
2012 SUDOL J. & HAGHIGHIPOUR N.
ApJ, 755, 38
paper   arxiv

Pulsating stars harbouring planets
2011 MOYA A.
arxiv

The effects of snowlines on C/O in planetary atmospheres
2011 OBERG K., MURRAY-CLAY R. & BERGIN E.
ApJ. Letters, 743, L16
paper   arxiv

Resolved Submillimeter Observations of the HR 8799 and HD 107146 Debris Disks
2011 HUGHES A., WILNER D., ANDREWS S., WILLIAMS J., SU K. & 2 additional authors
ApJ., 740, Issue 1, id. 38, 9 pp
paper   arxiv

M-band Imaging of the HR 8799 Planetary System Using an Innovative LOCI-based Background Subtraction Technique
2011 GALICHER R., MAROIS Ch., MACINTOSH B., BARMAN T. & KONOPACKY Q.
ApJ. Letters, 739, L41
paper   arxiv

Spatially resolved submillimeter imaging of the HR 8799 debris disk
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
2011 MORBIDELLI A.
paper   arxiv

Defining and cataloging exoplanets: The exoplanet.eu database
2011 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
paper   arxiv

Rapid inward migration of planets formed by gravitational instability
2011 BARUTEAU C., MERU F., PAARDEKOOPER S.-J.
MNRAS, 416, 1971
paper   arxiv

Estimation of the XUV radiation onto close planets and their evaporation
2011 SANZ-FORCADA J., MICELA G., RIBAS I., POLLOCK A., EIROA C. & 2 additional authors
Astron. & Astrophys., 532, A6
paper   arxiv   ADS  

Clouds and Chemistry in the Atmosphere of Extrasolar Planet HR8799b
2011 BARMAN T., MACINTOSH B., KONOPACKY Q. & MAROIS Ch.
ApJ., 733, 65
paper   arxiv

Estimates of the Planet Yield from Ground-Based High-Contrast Imaging Observations as a Function of Stellar Mass
2011 CREPP J. & JOHNSON J.
ApJ., 733, 126
paper   arxiv

VLT/NACO astrometry of the HR 8799 planetary system. L0-band observations of the three outer planets
2011 BERGFORS C., BRANDNER W., JANSON M., KÖHLER R. & HENNING Th.
Astron. & Astrophys., 528, A134
paper

Model atmospheres for massive gas giants with thick clouds: Application to the HR 8799 planets and predictions for future detections
2011 MADHUSUDHAN N., BURROWS A. & CURRIE Th.
ApJ., 737, Issue 1, 34, 15 pp
paper   arxiv

Formation of Giant Planets by Disk Instability on Wide Orbits Around Protostars with Varied Masses
2011 BOSS A.
ApJ., 731, 74
paper   arxiv

Observational Constraints on Companions inside of 10 AU in the HR 8799 Planetary System
2011 HINKLEY S., CARPENTER J., IRELAND M. & KRAUS A.
ApJ. Letters, 730, L21
paper   arxiv

Latest Results from the DODO Survey: Imaging Planets around White Dwarfs
2011 HOGAN E., BURLEIGH M. & CLARKE F.
AIP Conference Proceedings, 1331, 271-277
paper   arxiv

A Combined Subaru/VLT/MMT 1-5 μm Study of Planets Orbiting HR 8799: Implications for Atmospheric Properties, Masses, and Formation
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

Orbital Motion of HR 8799 b,c, d using Hubble Space Telescope data from 1998: Constraints on Inclination, Eccentricity and Stability
2011 SOUMMER R., HAGAN B., PUEYO L., THORMANN A., RAJAN A. & MAROIS Ch.
ApJ., 741, 55
paper

Determination of the inclination of the multi-planet hosting star HR8799 using asteroseismology
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

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

Adaptive Optics Observations of Exoplanets, Brown Dwarfs, & Binary Stars
2011 HINKLEY S.
arxiv

A Search for Wide Companions to the Extrasolar Planetary System HR 8799
2010 CLOSE L. & MALES J.
ApJ., 709, 342
paper

Images of a fourth planet orbiting HR 8799
2010 MAROIS Ch., ZUCKERMAN B., KONOPACKY Q., MACINTOSH B. & BARMAN T.
Nature, 468, 1080
paper   arxiv

Exoplanet Atmospheres
2010 SEAGER S. & DEMING D.
Ann. Rev. Astron. Astrophys., 48, 631
paper

Non-redundant Aperture Masking Constraints on Massive Companions within 12 AU of the HR 8799 System
2010 HINKLEY S., CARPENTER J. & IRELAND M.
BAAS, 4, 302.04
abstract

Near-infrared Spectroscopy of the Extrasolar Planet HR 8799 b
2010 BOWLER B., LIU M., DUPUY T. & CUSHING M.
ApJ., 723, 850
paper

Dynamical simulations of the HR8799 planetary system
2010 MARSHALL J., HORNER J. & CARTER A.
Int. J. Astrobiol., 9, 259
paper

The Hill stability of the possible moons of extrasolar planets
2010 DONNISON J.
MNRAS, 406, 1918
paper

Giant Planet Formation
2010 D'ANGELO G., DURISEN R. & LISSAUER J.
paper

Exploring the conditions required to form giant planets via gravitational instability in massive protoplanetary discs
2010 MERU F. & BATE M.
MNRAS, 406, 2279
paper

An image of an exoplanet separated by two diffraction beamwidths from a star
2010 SERABYN E., MAWET D. & BURRUSS R.
Nature, 464, 1018
paper

Age determination of the HR8799 planetary system using asteroseismology
2010 MOYA A., AMADO J., BARRADO D., GARCIA HERNANDEZ A., ABERASURI M., MONTESINOS B. & ACEITUNO F.
MNRAS, 405, L81
paper

Thermal Infrared MMTAO Observations of the HR 8799 Planetary System
2010 HINZ Ph., RODIGAS T., KENWORHY M., SIVANANDAM S., HEINZE A., MAMAJEK E. & MEYER M.
ApJ., 716, 417
paper   arxiv

The planetary system host HR 8799: On its λ Bootis nature
2010 MOYA A., AMADO J., BARRADO D., GARCIA HERNANDEZ A., ABERASURI M., MONTESINOS B. & ACEITUNO F.
MNRAS, 406, 566
paper

The Runts of the Litter: Why Planets Formed Through Gravitational Instability Can Only Be Failed Binary Stars
2010 KRATTER K., MURRAY-CLAY R. & YOUDIN A.
ApJ., 710, 1375
paper

Formation and evolution of planetary systems: the impact of high angular resolution optical techniques
2010 ABSIL O. & MAWET D.
Astron. & Astrophys. Rev., 18, 317
paper   astro-ph

Metallicity of the Massive Protoplanets Around HR 8799 if Formed by Gravitational Instability
2010 HELLED R. & BODENHEIMER P.
Icarus, 207, 503
paper

Asteroseismic determination of the physical characteristics of the planetary system host HR 8799 (λ Bootis nature and age)
2010 MOYA A., ARNADO P., BARRADO D., GARCIA-HERNANDEZ A., ABERASTURI, MONTESINOS B. & ACEITUNO F.
paper

Stability of the directly imaged multiplanet system HR 8799: resonance and masses
2010 FABRYCKY D. & MURRAY-CLAY R.
ApJ., 710, 1408
paper

Orbital Properties of the HR 8799 Planetary System
2009 KONOPACKY Q., MACINTOSH B., MAROIS C., BARMAN T. & GHEZ A.
BAAS, 42, 423.05
abstract

Imaging The Exoplanets In HR8799 With A Vector Vortex Coronagraph On The Palomar 1.5 M Diameter Well-corrected Subaperture
2009 SERABYN G., MAWET D. & BURRUSS R.
BAAS, 42, no 1, 377.06
abstract

Direct imaging of extrasolar planets: overview of ground and space programs
2009 BOCCALETTI A.
abstract   arxiv

Modeling Exoplanet Atmospheres: What do We Really Know?
2009 MARLEY M.
BAAS, 41, no 3, 31.03
abstract

Planet Formation at Wide Separations: Constraints from HR 8799
2009 MURRAY-CLAY R., KRATTER K. & YOUDIN A.
BAAS, 41, no 3, 05.06
abstract

The Formation Mechanism of Gas Giants on Wide Orbits
2009 DODSON-ROBINSON S., VERAS D., FORD E. & BEICHMAN C.
ApJ.
preprint

The Debris Disk Around HR 8799
2009 SU K., RIEKE G., STAPELFELDT K., MALHOTRA R., bryden G., SMITH S., MISSELT K., MORO-MARTIN A. & WILLIAMS J.
ApJ., 705, 314
paper

H band Image of a Planetary Companion around HR 8799 in 2002
2009 FUKAGAWA M., ITOH Y., TAMURA M., OASA Y., HAYASHI S., FUJITA Y., SHIBAI H. & HAYASHI M.
ApJ. Letters, 696, L1
paper

HST/NICMOS detection of HR 8799 b in 1998
2009 LAFRENIERE D., MAROIS Ch., DOYON R. & BARMAN T.
ApJ. Letters, 694, L148
paper

Optical to Submillimeter Imaging of the Fomalhaut and HR 8799 Planetary Systems.
2009 KALAS P., FITZGERALD M., PAPADOPOULOS P., GRAHAM J., MANESS H., MATTHEWS B., CLAMPIN M., CHIANG E. & BASU K.
BAAS, 42, no 1, 377.07
abstract

Did Fomalhaut, HR 8799, and HL Tauri Form Planets via the Gravitational Instability? Placing Limits on the Required Disk Masses
2009 NERO D. & BJORKMAN E.
ApJ. Letters, 702, L158
paper

Direct Imaging of Exoplanets and Brown Dwarfs with the VLT: NACO Pupil-stabilised Lyot Coronagraphy at 4 µm
2009 KASPER M., AMICO P., POMPEI E., AGEORGES N., APAI D., ARGOMENDO J., KORMWEIBEL N. & LIDAN Ch.
Messenger, 137, 8
paper

A possible architecture of the planetary system HR 8799
2009 REIDEMEISTER M., KRIKOV A., SCHMIDT T., FIEDLER S., LÖHNE T. & MÜS.& NEUH&Aml;USER R.
Astron. & Astrophys., 503, 247

Pre-Discovery 2007 Image of the HR 8799 Planetary System
2009 METCHEV S., MAROIS Ch. & ZUCKERMAN B.
ApJ. Letters, 705, L204
paper

Is the HR 8799 extrasolar system destined for planetary scattering?
2009 GOZDZIEWSKI K. & MIGASZEWSKI C.
MNRAS, 397, L16
paper

A possible architecture of the planetary system HR 8799
2009 REIDMEISTER M., KRIKOV A., SCHMIDT T., FIEDLER S., MÜLLER S., LÖHNE T. & NEUHÄUSER R.
Astron. & Astrophys.
paper

Homogeneous comparison of planet candidates imaged directly until 2008
2009 SCHMIDT T., NEUHÄUSER R. & SEIFAHRT A.
arxiv   paper

Is the HR 8799 extrasolar system destined for planetary scattering?
2009 GOZDZIEAWSKI K. & MAGASZEWSKI C.
MNRAS
preprint

Multiple Planets Orbiting the Star HR 8799
2009 MAROIS Ch., MACINTOSH B., BARMAN T., ZUCKERMAN B., SONG I., PATIENCE J., LAFRENIERE D. & DOYON R.
BAAS, 41, no 2, 230.03
abstract

Stable Four-Planet Configurations for HR8799
2009 SUDOL J., ASSALITA S., JOHNSTON B. & HAGHIGHIPOUR N.
BAAS, 41, no 2, 434.10
abstract

High-Contrast Observations in Optical and Infrared Astronomy
2009 OPPENHEIMER B. & HINKLEY S.
Ann. Rev. Astron. & Astrophys., 47, 253
paper

Direct Imaging of Multiple Planets Orbiting the Star HR 8799
2008 MAROIS C., MacINTOSH B., BARMAN T., ZUCKERMAN B., SONG I., PATIENCE J., LAFRENIERE D. & DOYON R.
Science, 322, 1348
paper   Science   astro-ph

Seeing is Believing
2008 MARLEY M.
Science, 322, 1335
paper   Science