What is the largest unit of distance?

What is the biggest unit of distance? Ans: The parsec is the biggest unit of distance that is used to measure the distance between the astronomical objects that are outside the solar system.

What is largest unit to measure distance?

One gigaparsec (Gpc) is one billion parsecs — one of the largest units of length commonly used. One gigaparsec is about 3.26 billion ly, or roughly 114 of the distance to the horizon of the observable universe (dictated by the cosmic background radiation).

Which is the largest distance?

A light year is the longest unit of measurement. At a distance of 5.88 trillion miles, or 9.5 trillion kilometers.

Which is the smallest unit of distance?

Answer: The smallest unit for length measurement in the metric system is the millimeter. The millimeter is highly used for small-scale measurements and tools that measure miniature object dimensions.