Results 11 to 20 of about 4,034,717 (373)

Planetary mass function and planetary systems [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2010
7 pages, MNRAS ...
Agresti   +42 more
openaire   +6 more sources

Cloud Atlas: High-contrast Time-resolved Observations of Planetary-mass Companions [PDF]

open access: yesAstronomical Journal, 2019
Directly imaged planetary-mass companions offer unique opportunities in atmospheric studies of exoplanets. They share characteristics of both brown dwarfs and transiting exoplanets, and therefore are critical for connecting atmospheric characterizations ...
Yifan Zhou   +13 more
semanticscholar   +7 more sources

Constraints on the spin evolution of young planetary-mass companions [PDF]

open access: yes, 2017
Surveys of young star-forming regions have discovered a growing population of planetary-mass (
M. Bryan   +4 more
semanticscholar   +6 more sources

Gaia DR3 astrometric orbit determination with Markov chain Monte Carlo and genetic algorithms. Systems with stellar, sub-stellar, and planetary mass companions [PDF]

open access: yesAstronomy & Astrophysics, 2022
Astrometric discovery of sub-stellar mass companions orbiting stars is exceedingly hard due to the required sub-milliarcsecond precision, limiting the application of this technique to only a few instruments on a target-per-target basis as well as the ...
B. Holl   +10 more
semanticscholar   +1 more source

Near-infrared Accretion Signatures from the Circumbinary Planetary-mass Companion Delorme 1 (AB)b [PDF]

open access: yesAstrophysical Journal Letters, 2022
Accretion signatures from bound brown dwarf and protoplanetary companions provide evidence for ongoing planet formation, and accreting substellar objects have enabled new avenues to study the astrophysical mechanisms controlling the formation and ...
S. Betti   +10 more
semanticscholar   +1 more source

ALMA Discovery of a Disk around the Planetary-mass Companion SR 12 c [PDF]

open access: yesAstrophysical Journal Letters, 2022
We report an Atacama Large Millimeter/submillimeter Array 0.88 mm (Band 7) continuum detection of the accretion disk around SR 12 c, an ∼11 M Jup planetary-mass companion (PMC) orbiting its host binary at 980 au. This is the first submillimeter detection
Ya-Lin Wu   +8 more
semanticscholar   +1 more source

Perturbers: SPHERE detection limits to planetary-mass companions in protoplanetary disks [PDF]

open access: yesAstronomy & Astrophysics, 2021
The detection of a wide range of substructures such as rings, cavities, and spirals has become a common outcome of high spatial resolution imaging of protoplanetary disks, both in the near-infrared scattered light and in the thermal millimetre continuum ...
R. Asensio-Torres   +27 more
semanticscholar   +1 more source

Obliquity Constraints on the Planetary-mass Companion HD 106906 b [PDF]

open access: yesAstronomical Journal, 2021
We constrain the angular momentum architecture of HD 106906, a 13 ± 2 Myr old system in the ScoCen complex composed of a compact central binary, a widely separated planetary-mass tertiary HD 106906 b, and a debris disk nested between the binary and ...
M. Bryan   +4 more
semanticscholar   +1 more source

Exploring the planetary-mass population in the Upper Scorpius association [PDF]

open access: yesMonthly notices of the Royal Astronomical Society, 2021
We aim at identifying very low-mass isolated planetary-mass member candidates in the nearest OB association to the Sun, Upper Scorpius (USco) (145 pc; 5–10 Myr), to constrain the form and shape of the luminosity function and mass spectrum in this ...
N. Lodieu   +8 more
semanticscholar   +1 more source

A Wide Planetary Mass Companion Discovered through the Citizen Science Project Backyard Worlds: Planet 9 [PDF]

open access: yesAstrophysical Journal, 2021
Through the Backyard Worlds: Planet 9 citizen science project we discovered a late-type L dwarf co-moving with the young K0 star BD+60 1417 at a projected separation of 37″ or 1662 au.
J. Faherty   +24 more
semanticscholar   +1 more source

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