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) |