Convert 18 Light Year to Astronomical Unit
18 light years = 1138355.615 astronomical units. See the conversion formula, step-by-step calculation, and quick reference table.
18 ly (light years)
= 1138355.615 AU (astronomical units)
Step-by-Step Solution
1
Convert 18 ly to astronomical units
We need to convert light years to astronomical units
2
Apply the formula
Since 1 AU = 63241.97861 ly, multiply by 63241.97861
18 × 63241.97861 = 1138355.615
✓
Answer
18 ly = 1138355.615 AU
Light Years to Astronomical Units Conversion Table
| Light Years (ly) | Astronomical Units (AU) |
|---|---|
| 8 ly | 505935.82888 AU |
| 9 ly | 569177.80749 AU |
| 10 ly | 632419.7861 AU |
| 11 ly | 695661.76471 AU |
| 12 ly | 758903.74332 AU |
| 13 ly | 822145.72193 AU |
| 14 ly | 885387.70053 AU |
| 15 ly | 948629.67914 AU |
| 16 ly | 1011871.6578 AU |
| 17 ly | 1075113.6364 AU |
| 18 ly | 1138355.615 AU |
Frequently Asked Questions
What is 18 light years in astronomical units?
18 light years equals 1138355.615 astronomical units.
How do I convert 18 ly to AU?
To convert 18 light years to astronomical units, multiply 18 by 63241.97861. The result is 1138355.615 AU.
What is the formula for light years to astronomical units?
The formula is: AU = ly × 63241.97861.