Activity for Leushenkoâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Spying on another star system I want to find out what's going on in another star system, but I don't want to go there. How feasible is it to just build a big telescope and take a look? Scenario: Earth does not respond to communications any more, and nobody who enters the system leaves again. Is it physically possible to build a ... (more) |
— | about 9 years ago |
| Question | — |
Can a gas giant have its own habitable zone? Gas giants can generate heat via the Kelvin-Helmholtz mechanism. It's oft-repeated that Jupiter actually generates more heat internally via this method than it receives from the Sun. Scale this mechanism up enough and you get into brown dwarf territory, with something that is effectively a star to a ... (more) |
— | over 9 years ago |