The unit of which physical quantity is light year
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The light-year is a unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometres (9.46×101^2 km) or 5.88 trillion miles (5.88×101^2 mi).
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Explanation:
The light-year is a unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometres (9.46×1012 km) or 5.88 trillion miles (5.88×1012 mi).
Unit system: astronomy units
Unit of: length
Astronomical units: 63241 au; 0.3066 pc
Metric (SI) units: 9.4607×1015 m; 9.4607 Pm
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