Activity for Corwin62
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Given our current knowledge of exoplanets, approximately how many planets have earth-like gravity in a galaxy the size of the Milky Way? Our knowledge of exoplanets is changing all the time, but based on observations so far, is it possible to estimate the number of planets in a galaxy the size of our own that would have an Earth-Like gravity? Assume "Earth-Like" to be no more than say 25% higher or lower. It seems to me the limiting... (more) |
— | over 7 years ago |