Sulphur monoxide emission tracing an embedded planet in the HD 100546 protoplanetary disk

AS Booth, JD Ilee, C Walsh, M Kama, L Keyte… - Astronomy & …, 2023 - aanda.org
Molecular line observations are powerful tracers of the physical and chemical conditions
across the different evolutionary stages of star, disk, and planet formation. The high angular …

CO line emission surfaces and vertical structure in midinclination protoplanetary disks

CJ Law, S Crystian, R Teague, KI Öberg… - The Astrophysical …, 2022 - iopscience.iop.org
High spatial resolution CO observations of midinclination (≈ 30–75) protoplanetary disks
offer an opportunity to study the vertical distribution of CO emission and temperature. The …

Evolution of protoplanetary disks from their taxonomy in scattered light: spirals, rings, cavities, and shadows

A Garufi, M Benisty, P Pinilla, M Tazzari… - Astronomy & …, 2018 - aanda.org
Context. Dozens of protoplanetary disks have been imaged in scattered light during the last
decade. Aims. The variety of brightness, extension, and morphology from this census …

Reference-star differential imaging on SPHERE/IRDIS

C Xie, E Choquet, A Vigan, F Cantalloube… - Astronomy & …, 2022 - aanda.org
Context. Reference-star differential imaging (RDI) is a promising technique in high-contrast
imaging that is thought to be more sensitive to exoplanets and disks than angular differential …

[HTML][HTML] The SPHERE infrared survey for exoplanets (SHINE)-I. Sample definition and target characterization

S Desidera, G Chauvin, M Bonavita, S Messina… - Astronomy & …, 2021 - aanda.org
Context. Large surveys with new-generation high-contrast imaging instruments are needed
to derive the frequency and properties of exoplanet populations with separations from~ 5 to …

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

R Asensio-Torres, T Henning, F Cantalloube… - Astronomy & …, 2021 - aanda.org
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 …

High-resolution ALMA observations of HD 100546: asymmetric circumstellar ring and circumplanetary disk upper limits

JE Pineda, J Szulágyi, SP Quanz… - The Astrophysical …, 2019 - iopscience.iop.org
We present long-baseline Atacama Large Millimeter/submillimeter Array observations of the
870 μm dust continuum emission and CO (3–2) from the protoplanetary disk around the …

The GRAVITY Young Stellar Object survey-I. Probing the disks of Herbig Ae/Be stars in terrestrial orbits

K Perraut, L Labadie, B Lazareff, L Klarmann… - Astronomy & …, 2019 - aanda.org
Context. The formation and the evolution of protoplanetary disks are important stages in the
lifetime of stars. Terrestrial planets form or migrate within the innermost regions of these …

A family portrait of disk inner rims around Herbig Ae/Be stars-Hunting for warps, rings, self shadowing, and misalignments in the inner astronomical units

J Kluska, JP Berger, F Malbet, B Lazareff… - Astronomy & …, 2020 - aanda.org
Context. The innermost astronomical unit (au) in protoplanetary disks is a key region for
stellar and planet formation, as exoplanet searches have shown a large occurrence of close …

ALMA 870 μm continuum observations of HD 100546-Evidence of a giant planet on a wide orbit

D Fedele, C Toci, L Maud, G Lodato - Astronomy & Astrophysics, 2021 - aanda.org
This paper reports on a new analysis of archival ALMA 870 μm dust continuum
observations. Along with the previously observed bright inner ring (r~ 20–40 au), two …