User talk:Orhan Haidar

Exosphere
What's Exosphere, What can be finding in Exosphere why it founds and How? What it consists of, why is outer space? Is there any differences between Exosphere and uper layers which not explored yet? Why is important? Are every other planets have Exosphere? Orhan Haidar (talk) 07:33, 27 October 2018 (UTC)