About the Units
yottameter (Ym)
An enormous length unit equal to 10^24 meters, used in theoretical cosmic measurements.
light year (l. y.)
The distance light travels in one year, used for astronomical measurements.
Common Conversions
- 1 Ym = 105700096.0 l. y.
- 9.460729e-9 Ym = 1 l. y.