It depends. In the US, distance is measured in units of inches, feet, yards, rods, furlongs, miles, and nautical miles. In the rest of the world, distance is measured in terms of meters (1/1000 of a meter is a millimeter, 1/100 a centimeter 1/10 a decimeter, 10 meters is a dekameter, 1000 a kilometer.) A meter is almost the same length as a yard, which is three feet (exactly 1 yard is 0.914 meters).
distance
The answer depends on the scale but the SI unit is a metre.
The meter, the SI unit for distance.
light years
Angstroms
mainly meters are being used : symbol (m)
The standard measure for distance is the METRE
The unit that measures the greatest distance is a light-year, which represents the distance that light travels in one year. This unit is frequently used in astronomy to measure vast distances between celestial objects.
Kilometers are a unit of length, used to measure distance.
meter
Metre
the metre