Star Formation across the Galaxy
Abstract
Star formation is both a multi-scale and highly dynamic process. It is regulated by the combination of gravity, turbulence, feedback and magnetic fields, which connect more than six orders of magnitude in scale: from large molecular clouds (several 10s to 100s pc in size) down to protoplanetary disks (a few 10s to 100s of astronomical units in size, or 10^{-5} to 10^{-4} pc). Resolving the processes of fragmentation, accretion, and feedback that result in the formation of stellar systems throughout all relevant scales, from clouds to disks, and across the entire range of different environments in the Milky Way is key to constructing a comprehensive understanding and a predictive model of the formation process of stars of all masses that populate not only our Galaxy but the wider Universe across cosmic times. With current astronomical facilities, we are only able to grasp the details of star formation in <5% of Galactic star-forming regions, being heavily biased towards those close to us. Thus, characterizing this multi-scale phenomenon at the necessary sensitivity and resolution across all Galactic environments requires the next generation (sub)millimeter-wavelength facility: ALMA2040.
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BibTeX
@misc{sanchezmonge2026star,
title = {{Star Formation across the Galaxy}},
author = {Alvaro Sanchez-Monge and Henrik Beuther and Maryvonne Gerin and Frederique Motte and Gary Fuller and Maite Beltran and Elias Brinks and Gemma Busquet and Laura Colzi and Audrey Coutens and Timea Csengeri and Claudia Cyganowski and Maria Drozdovskaya and Manuel Fernandez-Lopez and Francesco Fontani and Roberto Galvan-Madrid and Adam Ginsburg and Josep Miquel Girart and Alvaro Hacar and Katharine Johnston and Jes K. Jorgensen and Kee-Tae Kim and Pamela Klaassen and Michael Kuffmeier and Qiuyi Luo and Sebastien Maret and Sergio Martin and Chiara Mininni and Kaho Morii and Alice Nucara and Thomas Nony and Fernando Olguin and Mayra Osorio and Aina Palau and Jaime E. Pineda and Victor M. Rivilla and Patricio Sanhueza and Miriam G. Santa-Maria and Amelia Stutz and Alessio Traficante and Fengwei Xu and Maxime Valeille-Manet and Qizhou Zhang and Birka Zimmermann},
howpublished = {arXiv},
year = {2026},
month = oct,
doi = {10.48550/arxiv.2610.21944},
eprint = {2610.21944},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2610.21944},
note = {CC BY 4.0},
}
RIS
TY - UNPB
TI - Star Formation across the Galaxy
AU - Alvaro Sanchez-Monge
AU - Henrik Beuther
AU - Maryvonne Gerin
AU - Frederique Motte
AU - Gary Fuller
AU - Maite Beltran
AU - Elias Brinks
AU - Gemma Busquet
AU - Laura Colzi
AU - Audrey Coutens
AU - Timea Csengeri
AU - Claudia Cyganowski
AU - Maria Drozdovskaya
AU - Manuel Fernandez-Lopez
AU - Francesco Fontani
AU - Roberto Galvan-Madrid
AU - Adam Ginsburg
AU - Josep Miquel Girart
AU - Alvaro Hacar
AU - Katharine Johnston
AU - Jes K. Jorgensen
AU - Kee-Tae Kim
AU - Pamela Klaassen
AU - Michael Kuffmeier
AU - Qiuyi Luo
AU - Sebastien Maret
AU - Sergio Martin
AU - Chiara Mininni
AU - Kaho Morii
AU - Alice Nucara
AU - Thomas Nony
AU - Fernando Olguin
AU - Mayra Osorio
AU - Aina Palau
AU - Jaime E. Pineda
AU - Victor M. Rivilla
AU - Patricio Sanhueza
AU - Miriam G. Santa-Maria
AU - Amelia Stutz
AU - Alessio Traficante
AU - Fengwei Xu
AU - Maxime Valeille-Manet
AU - Qizhou Zhang
AU - Birka Zimmermann
PY - 2026
DA - 2026/10/15
PB - arXiv
DO - 10.48550/arxiv.2610.21944
UR - https://arxiv.org/abs/2610.21944
AB - Star formation is both a multi-scale and highly dynamic process. It is regulated by the combination of gravity, turbulence, feedback and magnetic fields, which connect more than six orders of magnitude in scale: from large molecular clouds (several 10s to 100s pc in size) down to protoplanetary disks (a few 10s to 100s of astronomical units in size, or 10^{-5} to 10^{-4} pc). Resolving the processes of fragmentation, accretion, and feedback that result in the formation of stellar systems throughout all relevant scales, from clouds to disks, and across the entire range of different environments in the Milky Way is key to constructing a comprehensive understanding and a predictive model of the formation process of stars of all masses that populate not only our Galaxy but the wider Universe across cosmic times. With current astronomical facilities, we are only able to grasp the details of star formation in <5% of Galactic star-forming regions, being heavily biased towards those close to us. Thus, characterizing this multi-scale phenomenon at the necessary sensitivity and resolution across all Galactic environments requires the next generation (sub)millimeter-wavelength facility: ALMA2040.
ER -