Time Period That Began With Sputnik in 1957

This page is the CodyCross answer for the clue below from Greece, Group 671, Puzzle 1 (Homer and Sophocles).

Question is: Time Period That Began With Sputnik in 1957

and the answer is: SPACEAGE

Word Meaning:

SPACE AGE — The period from the about the time of the launch of Sputnik in 1957 to the present day, during which people ventured into space.

Definitions from Wiktionary.