Answer:
ENIAC: Electronic Numerical Integrator and Computer.
ABACUS: Abundant Beads, Addition and Calculation Utility System.
EDVAC: Electronic Discrete Variable Automatic Computer
EDSAC: Electronic Delay Storage Automatic Computer
Answer:
For most space objects, we use light-years to describe their distance. A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it!