Hey there, while out in the Formidine Rift I think I found a record breaker:
The most distant world I've ever found from its main star.
Scheau Phoe UU-O e6-6 20
High metal content world with the longest orbital period: 4,318276.5 days
Distance from main star: 350,693.28 Ls
Semi major axis: 703.7 AU
Surface temp: 24K
Atmosphere: 76.1% Helium, 22% Hydrogen, 1.9% Neon
CMDR name: Lyneira
Date found: 21 may 3302
Ship name: Sapphire
Ship type: Imperial Clipper