Activity for Philâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Making a 180 degree turn around a star For a book under construction, I need a starship to make a 180 degree turn rather quickly. Give him sub-light speed in a star system (no relativistic effects) and on a path to the system primary. I know he can slingshot around the star. But that will not give him a 180 degree change back to his or... (more) |
— | about 6 years ago |