字体:大 中 小
护眼
关灯
上一章
目录
下一页
Dark Grey Planet 01 (第1/3页)
Dark Grey P 01
Dark Grey P 01 Warm, cold and hot near the stars, Four seasons of spring, summer, autumn and winter, The billowing dust y, Yin and Yang all things turn into virtual clouds. The age of the universe is 13.8 billion years, and the diameter is about 93 billion light-years The Pisces-Cetus Supercluster plex is 1 billion light-years long and 150 million light-years wide. The Laniakea super gaxy has a diameter of 520 million light-years and tains 100,000 gaxies. The Virgo Supercluster is 100 million light-years in diameter and tains 47,000 gaxies. The Local Group of Gaxies is 10 million light-years in diameter and tains 50 gaxies The Andromeda Gaxy is 220,000 light-years in diameter and has 1 trillion stars. The Milky Way is 180,000 light-years in diameter and has 400 billion stars. What is the cept of light year only used units in astronomy are parsecs, astronomical units and light seds An astronomical unit is 149,597,870,700 meters A light sed is the distaraveled by light in one sed and is 299,792,458 meters. A light-year is 9,460,528,177,426.821 meters. One parsec equals 3.26 light years The speed of the earth&039; s movement around the sun is 29.79 kilometers per sed, The speed of the sun in
上一章
目录
下一页
相关推荐:主角对我因爱生恨后我穿回来了 , 成长系男神[娱乐圈] , 在末世大女主文里当万人迷女配(NPH) , 末日的尽头是垃圾场 , 永世情 , 烟雨夜(校园H 1v1) , [综]审神者宇智波炑叶 , 和老虎先生闪婚的日子 , 当人妻受被迫接了强受剧本 , 楚楚传(SM NPH) , 躺在黑莲花男配怀里瑟瑟发抖[穿书] , 梦蝶——缘