|
|
|
| Other
heavenly bodies are |
||
| bombarded
by asteroids: |
||
| Phobus, moon of Mars |
||
|
|
| Crater
in the Yucatan peninsula is |
|
| about 300
km (200 miles) across |
|
|
|
|
| Sedimentary
rock 65 million years ago contains |
||
| unusually
high amounts of IRIDIUM, which has higher |
||
| concentrations
in extraterrestrial matter. |
||