“ The Earth is a place. It is by no means the only place. It is not even a typical place. No planet or star or galaxy can be typical, because the Cosmos is mostly empty. ”
Carl Sagan, Cosmos (1980). copy citation
Author | Carl Sagan |
---|---|
Source | Cosmos |
Topic | planet stars |
Date | 1980 |
Language | English |
Reference | |
Note | |
Weblink |