New Lessons from the HI Size-Mass Relation of Galaxies

Jing Wang, Bärbel S. Koribalski, Paolo Serra +4

We revisit the HI size-mass (D${}_{\mathrm{HI}}$-M${}_{\mathrm{HI}}$) relation of galaxies with a sample of more than 500 nearby galaxies covering over five orders of magnitude in HI mass and mo…