| TRO | ATLAS |
| Created by Dennis O'Neil and Jack Sparling |
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PLANETARY INFORMATION
Name: Tro
Space Sector: Unidentified
First Appearance: Green Lantern Vol. 2 #63 (September 1968): "This is the Way the World Ends!"
Creators: Dennis O'Neil and Jack Sparling
HISTORY
Billions of years ago, Tro was a planet in a state of perpetual war with a neighboring planet, Ort.