About the Units
light year (l. y.)
The distance light travels in one year, used for astronomical measurements.
bohr radius (a₀)
A unit of length used to describe the size of atoms, based on quantum mechanics.
Common Conversions
- 1 l. y. = 1.7878188e26 a₀
- 5.5934082e-27 l. y. = 1 a₀