Light year
From Obsidian Fleet Database
Sorry to Change this but the first page didn't explain anything.
A light-year or light year (symbol: ly) is a unit of measurement of length, specifically the distance that light travels in a vacuum in one year.
A light-year is equal to:
- 9,460,730,472,580.8 km (about 9.461 Pm)
- 5,878,625,373,183.61 statute miles
- about 63,241 astronomical units
- about 0.3066 parsecs
15.8×10-6 ly - One astronomical unit (the distance from the Sun to the Earth, 93 Million miles). It takes approximately 8.31 minutes for light to travel this distance.
