The answer depends on what kind of unit you want. There are units to measure all sorts of things: length, mass, density, volume, speed, etc.; and it doesn't make sense to compare a unit of length with a unit of mass, for example.
Nunavut's Baffin Island is the largest island in Canada and the fifth largest island in the world.
Astronomy
There is a branch of astronomy called planetary astronomy that takes geology and uses it to examine other planets, so yes rocks are studied in astronomy.
Rizal Technological University in Mandaluyong City is the first and currently the only school that offers courses in astronomy such as B.S. Astronomy Technology and MS in Astronomy
The official unit for mass in science (and elsewhere), of course, is the kilogram. In astronomy, for ease of comparison, the masses of stars, and even galaxies, are often expressed in "solar masses", meaning multiples of the mass of our Sun.
general astronomy
No, it's a very small unit. The exabyte is the largest unit of data storage.
Largest work unit with personal responsibility
A record is the largest unit of information in the data hierarchy. The smallest unit in the data hierarchy is called a data field.
The largest commonly used in astronomy unit of length is the parsec, equivalent of 206260 astronomical units or 3.26 light years.
The leader of the largest unit of the Roman Army was the legatus
The largest unit of memory is a Yoda Byte. :)
The Rydberg unit.
Three units are commonly used in astronomy - the astronomical unit; the light-year; and the parsec.
League
milliliter
russia