2 papers
astro-ph.GA2025
Spiral arms across stellar populations in simulations via the local dimension method
J. Ardèvol, M. Semczuk, T. Antoja +3
Context. The origin and nature of spiral arms remain unclear. Star forming regions and young stars are generally strongly associated to the spiral structure, but there are few quan…
astro-ph.GA2025
A map of the outer gas disk of the Galaxy with direct distances from young stars
Peter Craig, Sukanya Chakrabarti, Alexander R. Pettitt +2
For more than fifty years, astronomers have mapped the neutral hydrogen gas in the Galaxy assuming kinematically derived distances. We employ the distances of nearby young stars, w…