Astronomers discover the longest-period classical Cepheid in our galaxy

Astronomers from the University of Warsaw, Poland and elsewhere have detected a new classical Cepheid variable star. The newfound star, which received designation OGLE-GD-CEP-1884, has the longest pulsation period known among such variables in the Milky Way. The finding was detailed in a research paper published March 29 on the pre-print server arXiv.