How many light-second in 1 megalight-year?
The answer is 31536000000000.
We assume you are converting between light second and megalight year.
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megalight-year
The SI base unit for length is the metre.
1 metre is equal to 3.3356409519815E-9 light-second, or 1.0577248071986E-22 megalight-year.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between light seconds and megalight years.
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You can do the reverse unit conversion from megalight-year to light-second, or enter any two units below:
A light-second is a unit of length. It is defined as the distance light travels in an absolute vacuum in one second or 299,792,458 meters. Note that this value is considered exact, since the meter is actually (as of 1983) defined in terms of the light second. It is just over 186,282 miles and almost 109 feet.
One megalight-year, abbreviated "Mly", is one million light-years, or 306,601 parsecs. Megalight-years are typically used to measure distances between neighboring galaxies and galaxy clusters.
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