ऍrial (upagrah)

vauyejar dviteeya yaan dvaara 1986 ko li gayi ek ऍrial ki tasveer

ऍrial Arun (yurenas) grah ka ek upagrah hai. akaar mein yeh Arun ka chautha sab se bada upagrah hai. ऍrial Arun ke saare upagrahon mein se sab se adhik chamakadaar hai. Arun ke anya bade chandramaaon ki tarah, ऍrial bhi barf aur patthar ka bana hua hai. iski satah barfeeli aur andar ka keindreeya bhaag patthareela hai. iski satah bahut oobad-khaabad hai aur usapar oonche teele aur gahari khaaiyaaain donon dikhaai deti hain. vauyejar dviteeya yaan ke 1986 mein Arun ke paas se gujrane par ऍrial ki satah ke lagbhag 35% hisse ke nakshe banaae ja chuke hain. filhaal ऍrial ka adhyayan karne ke liye koi aur antariksh yaan bhejane ki koi yojana naheen hai. haalaanki Arun ke saare bade upagrahon par bhookampon ke suraag milte hain, lekin aisa prateet hota hai ke ऍrial par aaye hue bhookamp sab se taaja hain.

akaar

ऍrial ka akaar gol hai. iska ausat vyaas lagbhag 1158 kimi hai. iske mukaabale mein pruthvi ke chandrama ka vyaas lagbhag 3,474 kimi hai, yaani ki ऍrial ka akaar hamaare chandrama ke ek-tihaai se jra chhota hai.

inhein bhi dekhein