Answers are grounded in this paper and cite their sources.
Context. The M 31 nova M31N 2008-12a was recently found to be a recurrent nova (RN) with a recurrence time of about one year. This is by far the fastest recurrence time scale of any known RN.
No takes yet. Share an insight, caveat, or question.
Henze et al. (2015) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: