{"version":"1.0","type":"link","title":"Classical Cepheid variable - Newikis","description":"Classical Cepheids are a type of Cepheid variable star. They are young, population I variable stars that exhibit regular radial pulsations with periods of a fraction of a day to weeks, and visual amplitudes ranging from a few tenths of a magnitude up to about 2 magnitudes. Classical Cepheids are…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/a/a4/HR-vartype.svg/1280px-HR-vartype.svg.png","thumbnail_width":1280,"thumbnail_height":1463}