Review papers (up to 10,000 words)
Articles containing reviews and summaries of astronomical information as well as new research (by invitation only).
Variable Star Research (up to 6,000 words)
Articles on any topic of variable star astronomy, broadly including non-stellar variables such as AGN, gamma-ray bursts, and variable nebulae. Examples include: new observations, analyses of existing data, theoretical and/or computational variable star modeling.