(era sputnik)the standard dating system used in space. The year the first artifical satellite sputnik was launched into space (1957) marks the first year. based on the period of earths revolution around the sun.
ES is used in space..de de de
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.