Lightspeed
The speed of light in Shores of Hazeron is 10 minutes per parsec. A sector is a cube that is 10 parsecs on a side. At light speed, it would take 100 minutes to cross from one side of a sector to another.
A parsec in Shores of Hazeron is 90,525,600m. Therefore, the speed of light in Shores of Hazeron is 150,876m/s.
Visual Effect
When traveling faster than 90% the speed of light, a blue/red shift will start showing.
Real Life Fact
In our real universe, the speed of light is 299,792,458m/s.