Click the object name to see more detailed information. Magnitudes are visual, apparent magnitudes; sizes are in arc minutes. Object types are: eg external galaxy, gc globular cluster, gn gaseous nebula, oc open cluster, pn planetary nebula.
My latest blog post: Ask Doctor Google: Do I not trust doctors? Well, to some extent I do, but I would prefer an AI any day! (posted 2026-05-06).