Context. The unparalleled characteristics of Gaia photometry in terms of calibration, stability,
time span, dynamic range, full-sky coverage, and complementary information make it an …

The evolution of massive stars is not completely understood. Several phenomena affect their
birth, life, and death, multiplicity being one of them. In this context, the OWN and MONOS …

Massive star-forming regions are thought to be the most common birth environments in the
Galaxy and the only birth places of very massive stars. Their presence in the stellar cluster …

We present new observations of the Mystic Mountains cloud complex in the Carina Nebula
using the ALMA Atacama Compact Array (ACA) to quantify the impact of strong UV radiation …

Extinction is the elephant in the room that almost everyone tries to avoid when analyzing
optical/IR data: astronomers tend to find a quick fix for it that the referee will accept, but that …

Only a few gamma-ray sources have been established as proton accelerators over the last
decades, among them two extraordinary binary systems, the massive colliding wind binary …