Timeline for Can a supernova or a close passing star create a transient sun gravity focus "habitable zone"?
Current License: CC BY-SA 4.0
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Jan 24, 2021 at 16:28 | vote | accept | ksousa | ||
Jan 23, 2021 at 15:47 | comment | added | ksousa | Thank you. About the last point, I think indeed the gain on a nearby passing star would not be that great. But at least the supernova case would have potential to greater gain, as it tends to be farther, and thus to be more point-like. I will wait a bit before accepting, in case other answers show up. | |
Jan 23, 2021 at 15:00 | history | answered | Anders Sandberg | CC BY-SA 4.0 |