Saturday 20 June 2009

Moon Important Facts


Moon Important Facts
Average distance from Earth
3,84,365 km
Diameter
3,476 km
Ratio of diameter of moon to that of earth
1 : 3.7
Rotation speed
27 days, 2hrs, 43 min & 11.47Sec.
Revolution Speed
27 days, 7hrs, 43 min & 11.47 Sec.
Time taken by moonlight to reach earth
1.3 Sec
Percent of surface visible from earth
59%
First man to reach moon
Neil Armstrong and Edvin Aldrin on Apollo XI (1969)

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