Weekly Update from the Open Journal of Astrophysics 31/10/2026

It’s time for another Saturday update of activity at the Open Journal of Astrophysics. Since the last update we have published a further seven papers, bringing the number in Volume 9 (2026) to 256 and the total so far published by OJAp up to 704. I continue to include the posts made on our Mastodon account (on Fediscience); these announcements also contain a clickable form of the DOI for each paper. Our Mastodon account has regular updates and other announcements from OJAp too, including posts from the OJAp blog. The first paper this week was published on Tuesday 27th October in the folder Astrophysics of Galaxies. The title is “On the relation between magnetic field strength and gas density in the interstellar medium. II. Density uncertainties and diffuse gas constraints” by David Whitworth (ENS Lyon, France) and 6 others based in Australia, Canada, USA, Austria, Mexico and Germany. This article uses pulsar observations that probe the diffuse interstallar medium to extend modelling…