The Physical Origin of the Stellar Initial Mass Function

P Hennebelle, MY Grudić - Annual Review of Astronomy and …, 2024 - annualreviews.org
Stars are among the most fundamental structures of our Universe. They comprise most of the
baryonic and luminous mass of galaxies; synthesize heavy elements; and inject mass …

The Sonora brown dwarf atmosphere and evolution models. I. Model description and application to cloudless atmospheres in rainout chemical equilibrium

MS Marley, D Saumon, C Visscher… - The Astrophysical …, 2021 - iopscience.iop.org
We present a new generation of substellar atmosphere and evolution models, appropriate
for application to studies of L-, T-, and Y-type brown dwarfs and self-luminous extrasolar …

The catwise2020 catalog

F Marocco, PRM Eisenhardt, JW Fowler… - The Astrophysical …, 2021 - iopscience.iop.org
Abstract The CatWISE2020 Catalog consists of 1,890,715,640 sources over the entire sky
selected from Wide-field Infrared Survey Explorer (WISE) and NEOWISE survey data at 3.4 …

The origin of free-floating planets

N Miret-Roig - Astrophysics and Space Science, 2023 - Springer
Free-floating planets (FFPs) are the lightest products of star formation and they carry
important information on the initial conditions of the environment in which they were formed …

The initial mass function based on the full-sky 20 pc census of∼ 3600 stars and brown Dwarfs

JD Kirkpatrick, F Marocco, CR Gelino… - The Astrophysical …, 2024 - iopscience.iop.org
A complete accounting of nearby objects—from the highest-mass white dwarf progenitors
down to low-mass brown dwarfs—is now possible, thanks to an almost complete set of …

The 10 parsec sample in the Gaia era

C Reylé, K Jardine, P Fouqué, JA Caballero… - Astronomy & …, 2021 - aanda.org
Context. The nearest stars provide a fundamental constraint for our understanding of stellar
physics and the Galaxy. The nearby sample serves as an anchor where all objects can be …

3D selection of 167 substellar companions to nearby stars

F Feng, RP Butler, SS Vogt, MS Clement… - The Astrophysical …, 2022 - iopscience.iop.org
We analyze 5108 AFGKM stars with at least five high-precision radial velocity points, as well
as Gaia and Hipparcos astrometric data, utilizing a novel pipeline developed in previous …

The Hawaii Infrared Parallax Program. VI. The fundamental properties of 1000+ ultracool dwarfs and planetary-mass objects using optical to mid-infrared spectral …

A Sanghi, MC Liu, WMJ Best, TJ Dupuy… - The Astrophysical …, 2023 - iopscience.iop.org
We derive the bolometric luminosities (L bol) of 865 field-age and 189 young ultracool
dwarfs (spectral types M6–T9, including 40 new discoveries presented here) by directly …

A rich population of free-floating planets in the Upper Scorpius young stellar association

N Miret-Roig, H Bouy, SN Raymond, M Tamura… - Nature …, 2022 - nature.com
The nature and origin of free-floating planets (FFPs) are still largely unconstrained because
of a lack of large homogeneous samples to enable a statistical analysis of their properties …

Gaia Data Release 3-A golden sample of astrophysical parameters

OL Creevey, LM Sarro, A Lobel, E Pancino… - Astronomy & …, 2023 - aanda.org
Context. Gaia Data Release 3 (DR3) provides a wealth of new data products for the
astronomical community to exploit, including astrophysical parameters for half a billion stars …