Kilometre per second Guide, Meaning , Facts, Information and Description
kilometre per second is an SI derived unit of speed (scalar) and velocity (vector), signified by the symbol km/s. It is equal to 1,000 m/s.1 km/s is about the top speed of a sub-orbital spacecraft.
A typical value for the specific impulse of current rockets is 4.5 km/s.
For some orbital speeds see examples.
See also escape velocity, delta-v budget.
This is an Article on Kilometre per second. Page Contains Information, Facts Details or Explanation Guide About Kilometre per second