What does PSR stand for?
PSR stands for "Permanently Shadowed Regions"
How to abbreviate "Permanently Shadowed Regions"?
"Permanently Shadowed Regions" can be abbreviated as PSR
What is the meaning of PSR abbreviation?
The meaning of PSR abbreviation is "Permanently Shadowed Regions"
What does PSR mean?
PSR as abbreviation means "Permanently Shadowed Regions"
