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View Full Version : Distance galaxy to earth


afsar najm
Jul 3, 2008, 02:55 AM
Speed of light is 3,00,000km per second and it takes four years to reach on earth from glaxy.please let me know the distance between earth and galaxy.

Curlyben
Jul 3, 2008, 03:26 AM
Come on it's simple multiplication!!

A year is how many seconds ?
Time that by the speed.

Unknown008
Jul 3, 2008, 03:53 AM
Ah, and take each year to be 365.25 days.