Yapet: raznocvetnyi sputnik Saturna
3.06.2018 | Astronomicheskaya kartinka dnya

Chto sluchilos' so sputnikom Saturna Yapetom? Obshirnye territorii etogo strannogo mira cherny, kak ugol', a drugie ego chasti belye, kak led. Sostav temnogo veshestva poka neizvesten, odnako infrakrasnye spektry pokazyvayut, chto, veroyatno, chernotu emu pridaet soderzhanie ugleroda. Na Yapete takzhe est' neobychnyi ekvatorial'nyi gornyi hrebet, kotoryi delaet sputnik pohozhim na greckii oreh.