Activity for Galactic5
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
The color of breathable planetary atmospheres Is it plausible that a planet can be breathable despite the color of it's atmosphere? My story takes place in an alternate reality in which what people thought the Solar System was like in the 50s, Venus is a swampy, breathable world, Mars is a dying, desert world with canals, but it is breathable as... (more) |
— | over 7 years ago |