## Zucker et al. (2018) – Mapping Distances across the Perseus Molecular Cloud Using CO Observations, Stellar Photometry, and Gaia DR2 Parallax Measurements

We present a new technique to determine distances to major star-forming regions across the Perseus Molecular Cloud, using a combination of stellar photometry, astrometric data, and 12CO spectral-line maps. Incorporating

## Tahani et al. (2018) – Helical magnetic fields in molecular clouds?. A new method to determine the line-of-sight magnetic field structure in molecular clouds

Context. Magnetic fields pervade in the interstellar medium (ISM) and are believed to be important in the process of star formation, yet probing magnetic fields in star formation regions is

## Soler (2019) – Using Herschel and Planck observations to delineate the role of magnetic fields in molecular cloud structure

We present a study of the relative orientation between the magnetic field projected onto the plane of sky (B⊥) on scales down to 0.4 pc, inferred from the polarized thermal

## Zamora-Avilés et al. (2019) – Structure and Expansion Law of HII Regions in structured Molecular Clouds

We present radiation-magnetohydrodynamic simulations aimed at studying evolutionary properties of HII regions in turbulent, magnetised, and collapsing molecular clouds formed by converging flows in the warm neutral medium. We focus

## Corbelli, Braine & Giovanardi (2019) – Rise and fall of molecular clouds across the M33 disk

We carried out deep searches for CO line emission in the outer disk of M33, at R>7 kpc, and examined the dynamical conditions that can explain variations in the mass

## Zucker et al. (2019) – A Large Catalog of Accurate Distances to Local Molecular Clouds: The Gaia DR2 Edition

We present a uniform catalog of accurate distances to local molecular clouds informed by the Gaia DR2 data release. Our methodology builds on that of Schlafly et al. (2014). First,

## Körtgen, Federrath & Banerjee (2019) – On the shape and completeness of the column density probability distribution function of molecular clouds

Both observational and theoretical research over the past decade has demonstrated that the probability distribution function (PDF) of the gas density in turbulent molecular clouds is a key ingredient for

## Li & Klein (2019) – Magnetized interstellar molecular clouds: II. The Large-Scale Structure and Dynamics of Filamentary Molecular Clouds

Ideal MHD high resolution AMR simulations with driven turbulence and self-gravity have been performed that demonstrate the formation of long filamentary molecular clouds at the converging location of large-scale turbulence

## Ortiz-León et al. (2018) – Gaia-DR2 confirms VLBA parallaxes in Ophiuchus, Serpens and Aquila

Abstract We present Gaia-DR2 astrometry of a sample of YSO candidates in Ophiuchus, Serpens Main and Serpens South/W40 in the Aquila Rift, which had been mainly identified by their infrared

## Utomo, Blitz & Falgarone (2018) – The Origin of Interstellar Turbulence in M33

We utilize the multi-wavelength data of M33 to study the origin of turbulence in its interstellar medium. We find that the HI turbulent energy surface density inside 8 kpc is

## Vázquez-Semadeni et al. (2018) – Molecular cloud evolution – VI. Measuring cloud ages

In previous contributions, we have presented an analytical model describing the evolution and star formation rate (SFR) of molecular clouds (MCs) undergoing hierarchical gravitational contraction. The cloud’s evolution is characterized

## Forgan & Bonnell (2018) – Clumpy shocks as the driver of velocity dispersion in molecular clouds: the effects of self-gravity and magnetic fields

We revisit an alternate explanation for the turbulent nature of molecular clouds – namely, that velocity dispersions matching classical predictions of driven turbulence can be generated by the passage of

## Clark et al. (2018) – Tracing the formation of molecular clouds via [CII], [CI] and CO emission

Our understanding of how molecular clouds form in the interstellar medium (ISM) would be greatly helped if we had a reliable observational tracer of the gas flows responsible for forming

## Bertram et al. (2015) – Centroid velocity statistics of molecular clouds

We compute structure functions and Fourier spectra of 2D centroid velocity maps in order to study the gas dynamics of typical molecular clouds in numerical simulations. We account for a

## Henshaw et al. (2016) – Molecular gas kinematics within the central 250 pc of the Milky Way

Using spectral line observations of HNCO, N2H+, and HNC, we investigate the kinematics of dense gas in the central ˜250 pc of the Galaxy. We present SCOUSE (Semi-automated multi-COmponent Universal

## Iwasaki et al. (2018) – The Early Stage of Molecular Cloud Formation by Compression of Two-phase Atomic Gases

We investigate the formation of molecular clouds from atomic gas by using three-dimensional magnetohydrodynamical simulations including chemical reactions and heating/cooling processes. We consider super-Alfv\’enic head-on colliding flows of atomic gas

## Geen et al. (2018) – The (Un)predictability of Star Formation on a Cloud Scale

Molecular clouds are turbulent structures whose star formation efficiency (SFE) is strongly affected by internal stellar feedback processes. In this paper we determine how sensitive the SFE of molecular clouds

## Punanova et al. (2018) – Kinematics of dense gas in the L1495 filament

We study the kinematics of the dense gas of starless and protostellar cores traced by the N2D+(2-1), N2H+(1-0), DCO+(2-1), and H13CO+(1-0) transitions along the L1495 filament and the kinematic links

## Grossschedl et al. (2018) – 3D shape of Orion A from Gaia DR2

We use the $\mathit{Gaia}$ DR2 distances of about 700 mid-infrared selected young stellar objects in the benchmark giant molecular cloud Orion A to infer its 3D shape and orientation. We

## Mattern et al. (2018) – SEDIGISM: The kinematics of ATLASGAL filaments

Analysing the kinematics of filamentary molecular clouds is a crucial step towards understanding their role in the star formation process. Therefore, we study the kinematics of 283 filament candidates in

## Körtgen et al. (2018) – The Origin of Filamentary Star Forming Clouds in Magnetised Galaxies

Observations show that galaxies and their interstellar media are pervaded by strong magnetic fields with energies in the diffuse component being at least comparable to the thermal and even as

## Zucker, Battersby & Goodman (2018) – The Physical Properties of Large-Scale Galactic Filaments

The characterization of our Galaxy’s longest filamentary gas features has been the subject of several studies in recent years, producing not only a sizeable sample of large-scale filaments, but also

## Palouš & Ehlerová (2017) – Gould’s Belt: Local Large-Scale Structure in the Milky Way

Gould’s Belt is a flat local system composed of young massive stars of spectral types O or early-type B (OB stars), molecular clouds, and neutral hydrogen within 500 pc of