Across
- 2. a large, level basalt plain on the surface of the moon, appearing dark by contrast with highland areas.
- 6. a hexagonal-shaped plain of basaltic lava flows in the northeastern part of the Moon's near face
- 8. the lighter, heavily cratered regions of the Moon, which are generally several kilometers higher than the maria
- 9. a rugged mountain range on the northern part of the Moon's near side
- 10. the layer of unconsolidated rocky material covering bedrock
Down
- 1. a fissure or narrow channel on the moon's surface
- 3. a vast lunar mare on the western edge of the near side of the Moon
- 4. features that are radial or subradial to fresh impact craters
- 5. a large, bowl-shaped cavity in the ground or on the surface of a planet or the moon
- 7. the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun