A dense ring of the trans-Neptunian object Quaoar outside its Roche limit

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorFederal University of Rio de Janeiro - Observatory of Valongo-
Autor(es): dc.contributorNational Observatory/MCTI-
Autor(es): dc.contributorInterinstitutional e-Astronomy Laboratory (LIneA)-
Autor(es): dc.contributorSorbonne Paris City-
Autor(es): dc.contributorParaná (UTFPR/DAFIS)-
Autor(es): dc.contributorIAA-CSIC-
Autor(es): dc.contributorUniversity of Oulu-
Autor(es): dc.contributorUniversity of Lille-
Autor(es): dc.contributorPolytechnic Institute of Advanced Sciences (IPSA)-
Autor(es): dc.contributorEberhard Karls University of Tübingen-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade Federal de Uberlândia (UFU)-
Autor(es): dc.contributorUniversity of Sheffield-
Autor(es): dc.contributorInstitute of Astrophysics of The Canary Islands-
Autor(es): dc.contributorUniversity of Central Florida-
Autor(es): dc.contributorReedy Creek Observatory-
Autor(es): dc.contributorTrans-Tasman Occultation Alliance (TTOA)-
Autor(es): dc.contributorSamford Valley Observatory (Q79)-
Autor(es): dc.contributorAlgester Astronomical Observatory-
Autor(es): dc.contributorLagrange Laboratory UMR7293 CNRS-
Autor(es): dc.contributorUniversity of Namur-
Autor(es): dc.contributorSpace Telescope Science Institute-
Autor(es): dc.contributorInternational Occultation Timing Association / European Section-
Autor(es): dc.contributorInternational Amateur Observatory e.V. (IAS)-
Autor(es): dc.contributorUniversity of Bern-
Autor(es): dc.contributorUniversity of Liège-
Autor(es): dc.contributorHeidelberg-Königstuhl State Observatory-
Autor(es): dc.contributorUniversity of Warwick-
Autor(es): dc.contributorCatania Astrophysical Observatory-
Autor(es): dc.contributorAlbaNova University Center-
Autor(es): dc.contributorNorth Haugh-
Autor(es): dc.contributorAstronomical Observatory at the University of Geneva-
Autor(es): dc.contributorCadi Ayyad University-
Autor(es): dc.contributorWalton Hall-
Autor(es): dc.contributorMIT-
Autor(es): dc.contributorCNES-
Autor(es): dc.contributorAstronomical Association of Queensland-
Autor(es): dc.contributorUniversity of Birmingham-
Autor(es): dc.contributorRoyal Observatory-
Autor(es): dc.contributorAGORA-
Autor(es): dc.creatorMorgado, B. E.-
Autor(es): dc.creatorSicardy, B.-
Autor(es): dc.creatorBraga-Ribas, F.-
Autor(es): dc.creatorOrtiz, J. L.-
Autor(es): dc.creatorSalo, H.-
Autor(es): dc.creatorVachier, F.-
Autor(es): dc.creatorDesmars, J.-
Autor(es): dc.creatorPereira, C. L.-
Autor(es): dc.creatorSantos-Sanz, P.-
Autor(es): dc.creatorSfair, R.-
Autor(es): dc.creatorde Santana, T.-
Autor(es): dc.creatorAssafin, M.-
Autor(es): dc.creatorVieira-Martins, R.-
Autor(es): dc.creatorGomes-Júnior, A. R.-
Autor(es): dc.creatorMargoti, G.-
Autor(es): dc.creatorDhillon, V. S.-
Autor(es): dc.creatorFernández-Valenzuela, E.-
Autor(es): dc.creatorBroughton, J.-
Autor(es): dc.creatorBradshaw, J.-
Autor(es): dc.creatorLangersek, R.-
Autor(es): dc.creatorBenedetti-Rossi, G.-
Autor(es): dc.creatorSouami, D.-
Autor(es): dc.creatorHoller, B. J.-
Autor(es): dc.creatorKretlow, M.-
Autor(es): dc.creatorBoufleur, R. C.-
Autor(es): dc.creatorCamargo, J. I.B.-
Autor(es): dc.creatorDuffard, R.-
Autor(es): dc.creatorBeisker, W.-
Autor(es): dc.creatorMorales, N.-
Autor(es): dc.creatorLecacheux, J.-
Autor(es): dc.creatorRommel, F. L.-
Autor(es): dc.creatorHerald, D.-
Autor(es): dc.creatorBenz, W.-
Autor(es): dc.creatorJehin, E.-
Autor(es): dc.creatorJankowsky, F.-
Autor(es): dc.creatorMarsh, T. R.-
Autor(es): dc.creatorLittlefair, S. P.-
Autor(es): dc.creatorBruno, G.-
Autor(es): dc.creatorPagano, I.-
Autor(es): dc.creatorBrandeker, A.-
Autor(es): dc.creatorCollier-Cameron, A.-
Autor(es): dc.creatorFlorén, H. G.-
Autor(es): dc.creatorHara, N.-
Autor(es): dc.creatorOlofsson, G.-
Autor(es): dc.creatorWilson, T. G.-
Autor(es): dc.creatorBenkhaldoun, Z.-
Autor(es): dc.creatorBusuttil, R.-
Autor(es): dc.creatorBurdanov, A.-
Autor(es): dc.creatorFerrais, M.-
Autor(es): dc.creatorGault, D.-
Autor(es): dc.creatorGillon, M.-
Autor(es): dc.creatorHanna, W.-
Autor(es): dc.creatorKerr, S.-
Autor(es): dc.creatorKolb, U.-
Autor(es): dc.creatorNosworthy, P.-
Autor(es): dc.creatorSebastian, D.-
Autor(es): dc.creatorSnodgrass, C.-
Autor(es): dc.creatorTeng, J. P.-
Autor(es): dc.creatorde Wit, J.-
Data de aceite: dc.date.accessioned2025-08-21T15:36:23Z-
Data de disponibilização: dc.date.available2025-08-21T15:36:23Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-02-08-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1038/s41586-022-05629-6-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/246794-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/246794-
Descrição: dc.descriptionPlanetary rings are observed not only around giant planets1, but also around small bodies such as the Centaur Chariklo2 and the dwarf planet Haumea3. Up to now, all known dense rings were located close enough to their parent bodies, being inside the Roche limit, where tidal forces prevent material with reasonable densities from aggregating into a satellite. Here we report observations of an inhomogeneous ring around the trans-Neptunian body (50000) Quaoar. This trans-Neptunian object has an estimated radius4 of 555 km and possesses a roughly 80-km satellite5 (Weywot) that orbits at 24 Quaoar radii6,7. The detected ring orbits at 7.4 radii from the central body, which is well outside Quaoar’s classical Roche limit, thus indicating that this limit does not always determine where ring material can survive. Our local collisional simulations show that elastic collisions, based on laboratory experiments8, can maintain a ring far away from the body. Moreover, Quaoar’s ring orbits close to the 1/3 spin–orbit resonance9 with Quaoar, a property shared by Chariklo’s2,10,11 and Haumea’s3 rings, suggesting that this resonance plays a key role in ring confinement for small bodies.-
Descrição: dc.descriptionFederal University of Rio de Janeiro - Observatory of Valongo-
Descrição: dc.descriptionNational Observatory/MCTI-
Descrição: dc.descriptionInterinstitutional e-Astronomy Laboratory (LIneA)-
Descrição: dc.descriptionLESIA Observatory of Paris University PSL CNRS UPMC Sorbonne University University of Paris Diderot Sorbonne Paris City-
Descrição: dc.descriptionFederal University of Technology Paraná (UTFPR/DAFIS)-
Descrição: dc.descriptionInstitute of Astrophysics at Andalucía IAA-CSIC-
Descrição: dc.descriptionSpace Physics and Astronomy Research unit University of Oulu-
Descrição: dc.descriptionThe Institute of Celestial Mechanics and Ephemeris Calculation (IMCCE) Observatory of Paris PSL Research University CNRS Sorbonne University UPMC University of Paris University of Lille-
Descrição: dc.descriptionPolytechnic Institute of Advanced Sciences (IPSA)-
Descrição: dc.descriptionInstitute for Astronomy and Astrophysics Eberhard Karls University of Tübingen-
Descrição: dc.descriptionOrbital Dynamics and Planetology Group UNESP - São Paulo State University-
Descrição: dc.descriptionInstitute of Physics Federal University of Uberlândia-
Descrição: dc.descriptionDepartment of Physics and Astronomy University of Sheffield-
Descrição: dc.descriptionInstitute of Astrophysics of The Canary Islands-
Descrição: dc.descriptionFlorida Space Institute University of Central Florida-
Descrição: dc.descriptionReedy Creek Observatory-
Descrição: dc.descriptionTrans-Tasman Occultation Alliance (TTOA)-
Descrição: dc.descriptionSamford Valley Observatory (Q79)-
Descrição: dc.descriptionAlgester Astronomical Observatory-
Descrição: dc.descriptionObservatory of the Côte d’Azur Lagrange Laboratory UMR7293 CNRS-
Descrição: dc.descriptionnaXys University of Namur-
Descrição: dc.descriptionSpace Telescope Science Institute-
Descrição: dc.descriptionInternational Occultation Timing Association / European Section-
Descrição: dc.descriptionInternational Amateur Observatory e.V. (IAS)-
Descrição: dc.descriptionInstitute of Physics University of Bern-
Descrição: dc.descriptionCenter for Space and Habitability University of Bern-
Descrição: dc.descriptionSTAR Institute University of Liège-
Descrição: dc.descriptionHeidelberg-Königstuhl State Observatory-
Descrição: dc.descriptionDepartment of Physics University of Warwick-
Descrição: dc.descriptionINAF Catania Astrophysical Observatory-
Descrição: dc.descriptionDepartment of Astronomy Stockholm University AlbaNova University Center-
Descrição: dc.descriptionCentre for Exoplanet Science SUPA School of Physics and Astronomy University of St Andrews North Haugh-
Descrição: dc.descriptionAstronomical Observatory at the University of Geneva-
Descrição: dc.descriptionOukaimeden Observatory High Energy Physics and Astrophysics Laboratory FSSM Cadi Ayyad University-
Descrição: dc.descriptionSchool of Physical Sciences The Open University Walton Hall-
Descrição: dc.descriptionDepartment of Earth Atmospheric and Planetary Sciences MIT-
Descrição: dc.descriptionLaboratory of Astrophysics of Marseille University of Aix Marseille CNRS CNES-
Descrição: dc.descriptionAstrobiology Research Unit University of Liège-
Descrição: dc.descriptionAstronomical Association of Queensland-
Descrição: dc.descriptionSchool of Physics and Astronomy University of Birmingham-
Descrição: dc.descriptionInstitute for Astronomy University of Edinburgh Royal Observatory-
Descrição: dc.descriptionAGORA Observatory of Makes AGORA-
Descrição: dc.descriptionOrbital Dynamics and Planetology Group UNESP - São Paulo State University-
Formato: dc.format239-243-
Idioma: dc.languageen-
Relação: dc.relationNature-
???dc.source???: dc.sourceScopus-
Título: dc.titleA dense ring of the trans-Neptunian object Quaoar outside its Roche limit-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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