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Rev., 18, 317 2020 2011 Fomalhaut b’s orbit was also odd and very eccentric. Nature, 405, 1067 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I. Astron. The object was previously believed to be a planet, called Fomalhaut b, and was first announced in 2008 based on data taken in 2004 and 2006. Since 1943, the spectrum of this star has served as one of the stable anchor points by which other stars are classified. This false-color composite image, taken with the Hubble Space Telescope, reveals the orbital motion of the planet Fomalhaut b. Astron. The distant world — known as Fomalhaut b and located a neighborly 25 light-years from Earth — was infamous for being one of the first exoplanets ever discovered in … paper   arxiv, Fomalhaut debris disk emission at 7 millimeters: constraints on the collisional models of planetesimals & STELL S. arxiv, Simulations of the Fomalhaut System Within Its Local Galactic Environment abstract, Seeing is Believing Constraining the Planetary System of Fomalhaut Using High-Resolution ALMA Observations 2008 KALAS P., GRAHAM J., FITZGERALD M. & CLAMPIN M. Tidal disruption versus planetesimal collisions as possible origins for the dispersing dust cloud around Fomalhaut Letters, 702, L158 According to industry analysts, a critical element for secure hybrid multicloud environments is the storage infrastructure. Astrophys., 46, 339 arxiv, Collisional Cascade Calculations for Irregular Satellite Swarms in Fomalhaut b Direct images of Fomalhaut b or Dagon reveal that what we thought was an exoplanet is actually a cloud of scattered dust that was produced by a catastrophic collision between two large planetesimals in an extrasolar planetary system; according to a team of astronomers from the Steward Observatory of the University of Arizona (USA) in the journal PNAS. It is located approximately 25 light-years away in the Piscis Austrinus constellation. & Astrophys., 535, A68 BAAS, 41, no 1, 51.02 KENYON, S. & B. BROMLEY ADS, Possible detection of gamma rays from Epsilon Eridani paper  arxiv, Two decades of Exoplanetary Science with Adaptive Optics 2005 Fomalhaut b’s orbit was also odd and very eccentric. Science, 322, 1345 If the planet's orbit lies in the same plane with the belt, icy and rocky debris in the belt could crash into the planet's atmosphere and produce various phenomena. MNRAS 2010 & HINKLEY S. Le BOUQUIN J.-B., ABSIL O., BENISTY M; MASSI M., MERAND A. PEARCE T., WYATT M. & KENNEDY G. arxiv, STIS Coronagraphic Imaging of Fomalhaut: Main Belt Structure and the Orbit of Fomalhaut b CATALDI G., BRANDEKER A., OLOFSSON G., CHEN C., DENT W. et al. & PENNY A. arxiv   arxiv   2012 Known orbital times for exoplanets vary from a few hours (for those closest to their star) to thousands of years. Nahezu gleichzeitig wurde allerdings um HR 8799 ein Planetensystem im infraroten Licht entdeckt. ADS, A Roadmap to Interstellar Flight ABSIL O., MENNESSON B., LE BOUQIUN J.-B., DI FOLCO E., KERVELLA P. & AUGEREAU J.-Ch. All the planets in our Solar System, for example, emit infrared energies as they reflect the Sun’s radiation. abstract   0. When Fomalhaut b was first announced in 2008, it was seen clearly and seemed to have a massive ring around it. & KRIST J. ApJ, 763, 119 ApJ, submitted & Astrophys. paper  arxiv  ADS, An independent determination of Fomalhaut b's orbit and the dynamical effects on the outer dust belt World's most comprehensive interactive database of extrasolar planets updated daily since 1995. ApJ., 582, 5821141 2009 Astron. arxiv, Extrasolar Kuiper Belts Astron. MNRAS, 439, 488 arxiv, Constraints on Planetesimal Collision Models in Debris Disks Its discovery was announced in 2008. MACGREGOR M., MATRA L., KALAS P., WILNER D., PAN M. et al. (Jason Wang/Paul Kalas; UC Berkeley) 2015 NORDSTROM B., MAYOR M., ANDERSEN J., HOLMBERG J., PONT F., JORGENSEN B., OLSEN E., UDRY S. & MOWLAVI N. BUTLER P., WRIGHT J., MARCY G., FISCHER D., VOGT S., TINNEY Ch., JONES H., CARTER B., JOHNSON J., McCARTHY Ch. ApJ, 823, 79 ECUVILLON A., ISRAELIAN G., PONT F., SANTOS N. & MAYOR M. J., submitted Fomalhaut b then began dimming, and by 2014 the telescope could no longer detect it. abstract, The Hill stability of the possible moons of extrasolar planets ApJ., 666, 475 Detailed models of the exozodiacal disk and its origin & ZHANG X. ZHENG X., LIN D., KOUWENHOVEN M., MAO Sh. The black circle at the center of the image blocks out the light from the bright star, allowing reflected light from the belt and planet to … Er war der erste Exoplanet, der direkt im optisch sichtbaren Licht nachgewiesen werden konnte. 2010 Astron. 2005 abstract, Fomalhaut b: Direct Detection of a less than 3 Jupiter-mass Object Orbiting Fomalhaut paper   arxiv, Infrared Non-detection of Fomalhaut b -- Implications for the Planet Interpretation 2009 "A recently created massive dust cloud, experiencing considerable radiative forces from the central star Fomalhaut, would be placed on such a trajectory," said Gáspár. Content Fomalhaut is the brightest star in the constellation Piscis Austrinus and lies 25 light-years away. & Astrophys., 461, 171 ApJ., 709, 168 Image Credit: NASA, ESA, and A. Gáspár and G. Rieke (University of Arizona). Fomalhaut /ˈfoʊməl.hɔːt/, designation Alpha Piscis Austrini is the brightest star in the constellation of Piscis Austrinus, the "Southern Fish", and one of the brightest stars in the sky. Its host star, Fomalhaut, is an A-type main-sequence star. paper   arxiv   ADS, A Possible Dynamical History for the Fomalhaut System arxiv, Sparse aperture masking at the VLT II. paper, MMT/AO 5 micron Imaging Constraints on the Existence of Giant Planets Orbiting Fomalhaut at ~13-40 AU MARLEY M. In 2008, after four years of observations using the Hubble Space Telescope, scientists announced the discovery of Fomalhaut b. 2015 SU K. & RIEKE G. HOLLAND W., GREAVES J., DENT W., WYATT M., ZUCKERMAN B., WEBB R., McCARTHY C., Content and Chapter 5, Are debris disks self-stirred? MNRAS, accepted 2017 2004 G. Chauvin 2010 paper   arxiv, Direct Imaging of Extra-solar Planets - Homogeneous Comparison of Detected Planets and Candidates PNAS, accepted 314 "Young Stars & Planets Near the Sun" paper, An interferometric study of the Fomalhaut inner debris disk. Database query result: extrasolar planet systems ( of which are multiple planet systems) that contain total planets. Rev. 2016 ZEEGERS S., KENWORTHY M. & KALAS P. arxiv, Future Exoplanet Research: Science Questions and How to Address Them Nevertheless, back in 2008, astronomers were convinced it was a giant exoplanet about three times the mass of Jupiter; it appeared as a visible moving dot in images snapped by NASA’s Hubble scope. arxiv, A Test of the Neutron Star Hypothesis for Fomalhaut b MNRAS, submitted ApJ. ApJ., 660, 823 Experts were left scratching their heads over the fate of Fomalhaut b, which appeared to orbit a bright star not too far from Earth. The Sophos Managed Threat Response (MTR) team provides customers with swift, human-led responses to the nastiest threats and most sophisticated adversaries. 2016 This is a blueprint of how planets destroy each other. NEUHAUSER R. & SCHMIDT T. The host star Fomalhaut has apparent magnitude of 1.2, with absolute magnitude of 1.7. Placing Limits on the Required Disk Masses Letters, 705, L148 MNRAS, 448, 3679 2012 paper   Unlike other directly imaged exoplanets, nagging puzzles with Fomalhaut b arose early on. 2018 paper, Spitzer/Infrared Array Camera Limits to Planetary Companions of Fomalhaut and epsilon Eridani MAMAJEK E. 2009 SU K., RIEKE G., DEFRERE D., WANG K-S., LAI Sh.-P. et al. Astron. 2012 Astrobiology, 12, 361 ApJ, 764, 7 ApJ. paper  arxiv, Search for continuous gravitational waves from Fomalhaut b in the second Advanced LIGO observing run with a hidden Markov model LEE E. & CHAING E. paper, Did Fomalhaut, HR 8799, and HL Tauri Form Planets via the Gravitational Instability? Michael Perryman Astron. 2007 NERO D. & BJORKMAN E. 2010 paper  arxiv, Constraints on the gas content of the Fomalhaut debris belt; Can gas-dust interactions explain the belt's morphology? Method and first results & 13 additional authors GAUCHET L., LACOUR S., LAGRANGE A.-M., EHRENREICH D., BONNEFOY M. et al. 2016 & CLAMPIN M. ApJ., 649, 1010 RICCI L., TESTI L., MADDISON S. & WILNER D. KALAS P., GRAHAM J., CHIANG E., FITZGERALD M., CLAMPIN M., KITE E., STAPELFELDT K., MAROIS Ch. paper   arxiv, On the Age and Binarity of Fomalhaut paper, Giant Planet Formation paper, The Ages of Stars Hosting Substellar Companions JONES B., SLEEP P. & UNDERWOOD D. ApJ., 646, 505 RAMIREZ R. & KALTENEGGER L. paper, Predicting low-frequency radio fluxes of known extrasolar planets ®, The Register - Independent news and views for the tech community. MAMAJEK E. Astron. arxiv, Optical Images of an Exosolar Planet 25 Light-Years from Earth Until then, evidence for exoplanets had mostly been inferred through indirect detection methods, such as subtle back-and-forth stellar wobbles, and shadows from planets passing in front of their stars. PEARCE T., WYATT M. & KENNEDY G. Even before Fomalhaut b’s “disappearance”, the candidate exoplanet showed strange characteristics that confused astronomers. & CLAMPIN M. BEUST H., BONNEFOY M., MAIRE A.-L., EHRENREICH D., LAGRANGE A.-M. & CHAUNVIN G. ApJ, accepted MacGREGOR M., WILNER D., CHANDLER C., RICCI L., MADDISON S. et al. MNRAS, in press The Case of the Disappearing Exoplanet Fomalhaut b was one of the first planets around another star to be directly imaged by telescopes. LUBIN Ph. Fomalhaut is the brightest star in the constellation Piscis Austrinus and lies 25 light-years away. paper, Homogeneous comparison of planet candidates imaged directly until 2008 J. British Interplan. arxiv  & Astrophys., 561, A43 Ann. They believe Fomalhaut b was created after two objects about 125 miles (200 km) across smashed into one another not too long before it was first observed by Hubble in 2004. “These collisions are exceedingly rare and so this is a big deal that we actually get to see one We believe that we were at the right place at the right time to have witnessed such an unlikely event with NASA's Hubble Space Telescope," said Gáspár. Astron. 2013 2014 ACKE B., MIN M., DOMINIK C., VANDENBUSSCHE B., SIBTHORPE B., WAELKENS C. & 30 additional authors paper  arxiv, A Deep Keck/NIRC2 Search for Thermal Emission from Planetary Companions Orbiting Fomalhaut It was clearly visible in several years of Hubble observations that revealed it was a moving dot. paper, Catalog of Nearby Exoplanets paper, Submillimeter Observations of an Asymmetric Dust Disk & Astrophys., 498, L41 & WONG P. SAFFE C., LEVATO H., LOPEZ-GARCIA Z., JOFRE E., PETRUCCI R. & GONZALEZ E. JANSON M., CARSON J., LAFRENIERE D., SPIEGEL D., BENT J. 2016 MARENGO M., STAPELFELDT K., WERNER M., HORA J., FAZIO G., SCHUSTER M., CARSON J. & Astrophys., 509, L6 (PhysOrg.com) -- Fomalhaut b, thought to be the first exoplanet photographed directly, has come under increased scrutiny due to evidence of an unexpected divergence from its … paper  arxiv  ADS, 1.3 mm ALMA Observations of the Fomalhaut Debris System WYATT M. 2018 In November 2008, Hubble astronomers announced the exoplanet, named Fomalhaut b, as the first one ever directly imaged in visible light around another star. WHITE J., BOLEY A., DENT W., FORD E. & CORDER S. New analysis suggests that Fomalhaut b — an exoplanet discovered in 2008 and disputed ever since — really does exist. 2007 Astron. Now, a pair of academics at the University of Arizona in the US believe they have cracked it. & 4 additional authors Although the object was incredibly bright, it didn’t seem to emit any heat. & Astrophys., 555, A146 2016 2009 BEUST H., AUGEREAU J.-Ch., BONSOR A., GRAHAM J., KALAS P. & 5 additional authors 2015 ABSIL O., LE BOUQUIN J.-B., BERGER J.-Ph., LAGRANGE A.-M., CHAUVIN G. & 8 additional authors The vanishing trick left scientists baffled. The latest assessment reveals the object’s orbit isn’t elliptical; Fomalhaut b isn’t orbiting its host star – it’s actually on a path that will eventually lead it away from its star. KENWORTHY M., MAMAJEK E., HINZ Ph., MEYER M., HEINZE A., MILLER D., SIVANANDAM S. & FREED M. KENNEDY G., WYATT M., KALAS P., DUCHENE G., SIBTHORPE B. et al. & YOUNG E. RILEY A., STRIGARI L., PORTER T., BLANDFORD R., MURGIA S. et al. MNRAS, 473, 470 & Astrophys. Dos investigadores apuntan ahora a que, en su lugar, lo que se observó era una fina nube de partículas de polvo, producidas por la colisión de dos objetos congelados que chocaron entre sí. Instead, it’s actually a giant cloud of dust left over from the collision of two planetesimals that dispersed over time. paper  arxiv   Scientists solve the mystery of the disappearing exoplanet Fomalhaut b. Shane McGlaun - Apr 21, 2020, 6:57am CDT. Astron. & STAPELFELDT K. 2008 paper, The spin-orbit alignment of the Fomalhaut planetary system probed by optical long baseline interferometry An artist's illustration of the disputed exoplanet Fomalhaut b. in "Topics in Adaptive Optics", Chap 3 Herschel images of Fomalhaut. Letters, 754, L20 Fomalhaut b then began dimming, and by 2014 the telescope could no longer detect it. Astron. Mehrere Objekte wurden vorher im infraroten Licht entdeckt, sind jedoch weder im optisch sichtbaren det… If it’s not an exoplanet, what was it? Based on these observations, astronomers calculated that the planet is in a 2,000-year-long, highly elliptical orbit. I. Near-infrared detection of hot dust with VLTI/VINCI BOLEY A., PAYNE M., CORDER S., DENT W., FORD E. & SHABRAM M. paper   arxiv   ADS, Kinematics of planet-host stars and their relation to dynamical streams in the solar neighbourhood arxiv, Detection of exocometary CO within the 440 Myr-old Fomalhaut belt: a similar CO+CO2 ice abundance in exocomets and Solar System comets By Dan Pye, Astronomer and Visitor Experience Lead . Keck Nuller mid-infrared observations Fomalhaut b (Dagon) ist ein etwa 25 Lichtjahre entfernter Planet, der den Stern Fomalhaut im Sternbild Südlicher Fisch umkreist. 2008 in "Exploring the Formation and Evolution of Planetary Systems" paper   arxiv, Fomalhaut b as a Cloud of Dust: Testing Aspects of Planet Formation Theory Fomalhaut b is an exoplanet orbiting the star Fomalhaut, located about 25.1 light-years (7.7 pc) away from Solar System. MNRAS, 425, 2507 "We do have evidence of such collisions in other systems, but none of this magnitude has been observed in our solar system. ApJ, 780, 17 paper  arxiv  ADS, Constraining the orbits of sub-stellar companions imaged over short orbital arcs MESHKAT T., KENWORTHY M., QUANZS. MNRAS, 412, 2137 abstract, Direct imaging of extrasolar planets: overview of ground and space programs & LEBRETON J. Astron. Fomalhaut b on its very long (1,700 year) and elliptica orbit, as seen here in five images taken by the Hubble Space Telescope over seven years. & et al. MNRAS, 406, 1918 Ages, metallicities, and kinematic properties of ~14000 F and G dwarfs. 2012 2011 paper   arxiv, Taxonomy of the extrasolar planet 2018 arxiv   "Our study, which analyzed all available archival Hubble data on Fomalhaut revealed several characteristics that together paint a picture that the planet-sized object may never have existed in the first place," said András Gáspár, an assistant astronomer at the uni's Steward Observatory. ApJ, 823, 6 The characteristics of Fomalhaut b seemed unusual for an exoplanet … BAAS, 42, no 1, 377.07 Its mass is 2.6 Jupiters, it takes 1522 years to complete one orbit of its star, and is 160 AU from its star. paper  arxiv  ADS, Fomalhaut b as a Dust Cloud: Frequent Collisions within the Fomalhaut Disk paper, Insights on the dynamical history of the Fomalhaut system - Investigating the Fom c hypothesis paper, Analysis of the Photometry of Fomalhaut b The bar shows a distance of 20 astronomical units, or 20 times the distance from the Sun to the Earth. 2015 DELLER A. FARAMAZ V., BEUST H., AUGEREAU J.-Ch., KALAS P. & GRAHAM J. Fomalhaut b was identified to be an exoplanet in 2008 after reviewing images taken by the Hubble Space Telescope (HST) in 2004 and 2006.As such, it was among the first to be discovered using the direct imaging method. arxiv, Orbital fitting of imaged planetary companions with high eccentricities and unbound orbits -- Application to Fomalhaut b and PZ Telescopii B 2016 2016 ApJ Letters, 760, L32 Image credit: Jason Wang/Paul Kalas; UC Berkeley. KENNEDY G. & WYATT M. ApJ., 693, 734 & Astrophys., 595, A31 Over time, sharper images revealed an “Eye of Sauron” ring of warm dust encircling the star. paper   arxiv, Direct Imaging Confirmation and Characterization of a Dust-Enshrouded Candidate Exoplanet Orbiting Fomalhaut 2009 FARAMAZ V. 2012 Part of Situation Publishing, Biting the hand that feeds IT © 1998–2020, No, really. ApJ Letters, 802, L20 2015 paper   astro-ph, Evolution of Debris Disks QUILLEN A., HASAN I. paper   arxiv, Collisional Evolution of Irregular Satellite Swarms: Detectable Dust around Solar System and Extrasolar Planets preprint, Formation and evolution of planetary systems: the impact of high angular resolution optical techniques 2010 2004 MENNESSON B., ABSIL O., LEBRETON J., AUGERAU J.-Ch., SERABYN E. & 5 additional authors arxiv   Query was: star_name='Fomalhaut'. Until then, evidence for exoplanets had mostly been inferred through indirect detection methods, such as subtle back-and-forth stellar wobbles and shadows from planets passing in front of their stars. ApJ, 811, 60 NEUHAEUSER R., HOHLE M., GINSKI Ch., SCHMIDT J., HAMBARYAN V. & SCHMIDT T. Suppl., 154, 458 I. 2009 paper   arxiv, Coronagraphic observations of Fomalhaut at solar system scales CHAUVIN, G. 2013 It has signed a contract to make this happen in 2025, Estée Lauder’s pricey goop gets seat on next ISS resupply mission as Japanese companies pledge zero-G cosmetics, Japan’s iSpace has put itself in the second column but also plans lunar landers of its own, Capsule tested atop Long March 5B can also get China to the Moon, £5m pot opened to biz and academics who fancy projects with foreign flavour, As Japan's virtual space tourism rig is readied for bolt-on to ISS, Combined Ministry of Defence and GCHQ team has worked since April to 'transform cyber capabilities', As the Interplanetary Networking Special Interest Group launches discussion of Solar System Internet. The planet will appear to cross a vast belt of debris around the star roughly 20 years from now. Barucci and L. Young, eds. paper, Long range outward migration of giant planets, with application to Fomalhaut b 2014 ", The pair hope to study the planetary system in more detail with NASA’s James Webb Space Telescope due to launch next year. ADS, The companion candidate near Fomalhaut - a background neutron star? paper, Extrasolar planet taxonomy: a new statistical approach paper  arxiv, A Primer on Unifying Debris Disk Morphologies ApJ., 697, 1928 & Astrophys., 574, A220 2012 Rev. KALAS P., FITZGERALD M., CLAMPIN M., GRAHAM J., CHIANG E., KITE E.STAPELFELDT K. & KRIST J. ANGLADA-ESCUDE G., LOPEZ-MORALES M. & CHAMBERS J. CURRIE T., CLOUTIER R., DEBES J., KENYON S. & KAISLER D. 2012 abstract, How eccentric orbital solutions can hide planetary systems in 2:1 resonant orbits Fomalhaut b was labelled as one of the first exoplanets ever directly imaged by telescope. Detection limits for the eight debris disks stars $β$ Pic, AU Mic, 49 Cet, $η$ Tel, Fomalhaut, g Lup, HD181327 and HR8799 2016 2014 paper  arxiv, Signpost of Multiple Planets in Debris Disks For starters, the object was unusually bright in … & Astrophys., 587, A89 arxiv, Consequences of an Eccentric Orbit for Fomalhaut b 2008 ApJ., 687, 1339 & Astrophys., 574, L1 paper   Science, Abundance Stratification of Exoplanet Host Stars 2010 "Our model is naturally able to explain all independent observable parameters of the system: its expansion rate, its fading and its trajectory.". paper   arxiv, Defining and cataloging exoplanets: The exoplanet.eu database & RIEKE G. arxiv, Formation of Earth-like Planets During and After Giant Planet Migration around Fomalhaut. ApJ. 2014 2017 PLAVALOVA E. & Astrophys., 532, A79 MNRAS, accepted It is a class A star on the main sequence approximately 25 light-years from the Sun as measured by the Hipparcos astrometry satellite. Its discovery was publicly announced on 2008. 2007 paper, http://cdsannotations.u-strasbg.fr/annotations/simbadObject/1235748. 2017 2008 2008 KALAS P., GRAHAM J., FITZGERALD M. & CLAMPIN M. JANSON M., WU Y., CATALDI G. & BRANDEKER A. POPPENHAEGER K., AUCHETTI K. & WOLK S. 2011 arxiv, Clearing residual planetesimals by sweeping secular resonances in transitional disks: a lone-planet scenario for the wide gaps in debris disks around Vega and Fomalhaut Fomalhaut b had been identified as an exoplanet due to its features. paper, High-Contrast Observations in Optical and Infrared Astronomy paper  arxiv, Feasibility of transit photometry of nearby debris discs CURRIE Th., DEBES J., RODIGAS T., BURROWS A., ITOH Y. The planet might be sweeping out the edge of a massive ring of dust … KALAS P., GRAHAM J. Astron. 2017 OPPENHEIMER B. Astron. paper   arxiv, Herschel images of Fomalhaut - An extrasolar Kuiper belt at the height of its dynamical activity arxiv, Habitable Zones of Post-Main Sequence Stars Astron. ApJ., 625, 390, A planetary system as the origin of structure in Fomalhaut's dust belt. ApJ, submitted Yet by 2014, the object had all but disappeared. & Astrophys., 419, 989 in " Light Scattering Reviews, Volume 11", accepted ApJ Letters, 777, L6 MATRA L., MACGREGOR M., KALAS P., WYATT M., KENNEDY G. et al. Exoplanet. COULSON I. ROBSON E. & GEAR W. The object, called Fomalhaut b, was first announced in 2008, based on data taken in 2004 and 2006. DONNISON J. KIRCHSCHLAGER F., WOLF S., KRIKOV A., MUTSCHKE H. & BRUNNGRÄBER R. 2020 KALAS P., FITZGERALD M., PAPADOPOULOS P., GRAHAM J., MANESS H., MATTHEWS B., CLAMPIN M., CHIANG E. & BASU K. KASHYAP V., DRAKE J. Science, 322, 1335 & AMARAA. WYATT M. 2009 & MOORE A. paper   arxiv, An interferometric study of the Fomalhaut inner debris disk II. Fomalhaut b era, hasta ahora, uno de los pocos ejemplos de exoplaneta observado a través de imagen directa. Astron. & Astrophys., 539, L6 paper  arxiv, Searching for faint companions with VLTI/PIONIER. Nevertheless, back in 2008, astronomers were convinced it was a giant exoplanet about three times the mass of Jupiter; it appeared as a visible moving dot in images snapped by NASA’s Hubble scope. in "The Trans-Neptunian Solar System" (D. Prialnik, M.A. ACKE B., MIN M., DOMINIK C., VANDENBUSSCHE B., SIBTHORPE B. 2009 D'ANGELO G., DURISEN R. & LISSAUER J. 2012 The reference to “20 au” means that the bar shows a distance of 20 astronomical units, or 20 times the distance from the sun to the Earth. A massive exoplanet some 25 light years away may be nothing of the sort, astroboffins now believe – which isn't surprising seeing as it just vanished. LAWLER S., GREENSTREET S. & GLADMAN B. MANDELL A., RAYMOND S. & SIGURDSSON S. III. & MADDISON S. SPIE Astronomical Telescopes and Instrumentation paper, First Look at the Fomalhaut Debris Disk with the Spitzer Space Telescope. paper, The Geneva-Copenhagen survey of the Solar neighbourhood. arxiv, A Complete ALMA Map of the Fomalhaut Debris Disk 2013 KENNEDY G. & WYATT M. in IAU Symposium No. Fomalhaut b isn’t an exoplanet after all, according to their paper published in the Proceeding of the National Academy of Sciences on Monday. 2012 paper  arxiv, Light Scattering and Thermal Emission by Primitive Dust Particles in Planetary Systems 2013 BAAS, 41, no 1, 351.03 Letters, 750, L21 ), accepted Some astronomers now … paper, Numerical Modelling of Dusty Debris Disks. Astron. 2009 The distant world — known as Fomalhaut b and located a neighborly 25 light-years from Earth — was infamous for being one of the first exoplanets ever discovered in visible light by NASA's Hubble Space Telescope; when astronomers first caught sight of it in 2004 and 2006, the planet appeared as a bright, cool dot moving briskly across the sky. Hear from Steve Sibley, VP of Offering Management for IBM Power Systems about how IBM Power Systems can enable hybrid cloud environments that support “build once, deploy anywhere” options. Full text  arxiv   ADS. BOCCALETTI A. An extrasolar Kuiper belt at the height of its dynamical activity Fomalhaut b is a gas giant exoplanet that orbits an A-type star. paper, Fomalhaut's Debris Disk and Planet: Constraining the Mass of Fomalhaut b From Disk Morphology Ann. 2013 SCHNEIDER J. GASPAR A. Astron. paper, Optical to Submillimeter Imaging of the Fomalhaut and HR 8799 Planetary Systems. "The Fomalhaut system is the ultimate test lab for all of our ideas about how exoplanets and star systems evolve,” George Rieke, co-author of the study and a professor of astronomy at the University of Arizona. Although originally thought to be a massive exoplanet, the faintness of Fomalhaut b in the infrared and its failure to perturb Fomalhaut’s debris ring indicate a low mass. Astron. 2011 arxiv, New HST data and modeling reveal a massive planetesimal collision around Fomalhaut In November 2008, Hubble astronomers announced the exoplanet, named Fomalhaut b, as the first one ever directly imaged in visible light around another star. MARCHI S. KAIB N., WHITE E. & IZIDORO A. & MAWET D. ApJ, submitted ApJ, 818, 45 2006 & Astrophys., 47, 253 & Astrophys., 540, A125 paper, Habitability of known exoplanetary systems based on measured stellar properties MNRAS, in press ApJ. Astron. & Astrophys., 475, 359 ApJ., 747, 116 2013 Astron. SCHMIDT T., NEUHÄUSER R. & SEIFAHRT A. ApJ, accepted They want to get a better look at the dusty asteroid belt, and to search for any real exoplanets orbiting the star. GRIEßMEIER J.-M., ZARKA P. & SPREEUW H. 2016 BAAS, 43, no 1, 302.02 2010 Fomalhaut b, a directly imaged exoplanet This false-color composite image, taken with the Hubble Space Telescope, reveals the orbital motion of the planet Fomalhaut b. paper, Imaged sub-stellar companions: not as eccentric as they appear?

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