Weekly Update from the Open Journal of Astrophysics 27/06/2026

🫧 Open on Bubbles It’s Saturday again so it’s time for another update of activity at the Open Journal of Astrophysics . Since the last update we have published a further three papers, bringing the number in Volume 9 (2026) to 129 and the total so far published by OJAp up to 577. I will continue to include the posts made on our Mastodon account (on Fediscience) ; these announcements also show the DOI for each paper. The first paper to report this week, published on Tuesday 23rd June, is “ Interpretable machi