Cataclysmic variable stars

stars which irregularly increase in brightness by a large factor, then drop back down to a quiescent state

a term in Chinese astronomy where a star which has suddenly appeared in a place where no star had previously been observed and becomes invisible again after some time

astronomic object class

loss of control of an exothermic process due to reactivity increasing with temperature

variable star in the constellation Sagitta

thumb|right|upright=1.4|Light curve of eclipsing dwarf nova HT Cassiopeiae during outburst, showing [[eclipses and SU Ursae Majoris-type superhumps]] In astronomy, a superhump is a periodic brightness variation in a cataclysmic variable star system, with a period within a few percent of the orbital period of the system.

star in the constellation Cancer

Type of variable star

star in the constellation Dorado

star in the constellation Andromeda