He aha ka mahina kahiko i ka’ōnaehana solar?

I kaʻoiaʻiʻo,ʻo Callisto ke kino wale nō ma luna o 1000 km i ka conimeter i ka papa hana nui i hōʻikeʻia mai ka hopena o ka hopena. Me kahi makahiki o ka maka o nā makahiki he 4 biliona,ʻo callisto i loaʻa i ka’āina kahiko i loko o ka’ōnaehana solar. Language: Hawaiian