1. Breccia-composite rock found on the lunar surface.

2. Far side of the moon

3. Composite image of the full moon made by combining images of the first and third quarters.

4. Craters on the lunar surface. Elongated craters are caused by impacts during which the object striking the lunar surface did not explode. Circular craters are caused by explosive impacts.

5. Highlands to the left; maria to the right.

6. Crack-like features are called rilles.

7. Full moon as it would appear during that phase.

8. Crater King

9. Crater Eratosthenes

10. Rilles

11. Astronaut with Lunar rover

12. Lunar surface showing the multiplicity of terrain. We are able to see a surface marked by hills created by impacts and volcanoes. We are also able to see Numerous craters.

13. Foot pad of lunar lander. The imprint left behind illustrates the fact that the lunar surface is of the consistency of wet sand.

14. Micrometeoritic impact on a lunar bead of glass.

15. Apollo lunar lander.

16. Astronaut on the moon.

17. Apollo lunar command module. This spacecraft remained in orbit while astronauts walked on the lunar surface.

18. Multiple exposure of the progression of a total eclipse.

19. Partial lunar eclipse.

20 and 21. Total lunar eclipse. The red color is produced by the bending of light as it passes through the Earth's atmosphere.