Activity for dev_mushâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Is it statistically likely and physically possible to have two civilizations in the same star system? With our current technology we're able to travel through our Solar System (and beyond) during at least a human lifetime. Is it physically possible that a star system has more intelligent lifeforms in different planets that belong to an habitable zone? In other words, let's imagine there is an intel... (more) |
— | over 9 years ago |