Словообразование ! b13 you’ve probably heard a lot about dwarf planets recently b14 one of the most of them is sedna. mystery b15 sedna was discovered in2003 by yale scientist university. b16 they called it in honour of the inuit of the god sea, who, according to legend, lived at the bottom of the ice-cold arctic ocean. в17 sedna is the object from the sun in our so- far lar system. it's further than pluto! it lives in the so- called oort cloud, which is filled with comets в18 and . ice