WASP-55


WASP-55 is a G-type [main-sequence star] about 954 light-years away in the constellation Virgo. The star is much younger than the Sun at approximately. WASP-55 is similar to the Sun in concentration of heavy elements.
A multiplicity survey in 2016 found one candidate stellar companion to WASP-55 at a projected separation of. Follow-up observations in 2017 were unable to confirm if the suspected companion red dwarf star, with a temperature of, is gravitationally bound to WASP-55 or not. It was confirmed in 2019 using Gaia DR2 data.

Planetary system

In 2012 a transiting hot Jupiter planet, WASP-55b, was detected on a tight, circular orbit. Its equilibrium temperature is.