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Jan 1, 2021 at 9:30 comment added No Name @John Yes, hot does not equal summer - if you define summer astronomically. Meteorologically, which is all the inhabitants will care about (and what the question is about), "hot season" is the definition of summer.
Jan 1, 2021 at 1:37 comment added fartgeek @L.Dutch-ReinstateMonica I am no astronomer but it seems that this will be a global winter, not a hemisphere-based one. There will also be no tropical regions. I doubt this is what OP had in mind...
Jan 1, 2021 at 1:33 comment added Owen Reynolds Couldn't they just make 1 hemisphere all water? Then the "whole" planet has the same seasons as far as the inhabitants know.
Dec 31, 2020 at 22:03 comment added John @Mark 1. no where does the OP mention the planet being habitable. 2 a planet with extreme eccentric will not be habitable, 3. this also depends on the atmosphere, the earths has a rather thin atmosphere.
Dec 31, 2020 at 21:57 comment added Mark @John, any habitable planet is likely to have an atmosphere, which transports heat from one side to the other.
Dec 31, 2020 at 21:55 comment added John @Mark for a comet sure, for a planet however the darks side will be cold even if the planet itself is close to the sun. that is why the dark side of mercury is only 90 degrees K. also 80 AU is a much more extreme difference than the one proposed. also again hot =/= summer.
Dec 31, 2020 at 21:39 comment added Mark @John, picture a long-period comet with a 90-degree axial tilt pointed such that the southern hemisphere faces the Sun at periapsis: despite facing the Sun at apoapsis, the northern hemisphere will still be frozen because it's 80 AU away; conversely, the northern hemisphere will still be boiling at an 0.5 AU periapsis despite facing away from the Sun.
Dec 31, 2020 at 17:55 comment added John hotter is not the same thing as summer. to compare imagine your planet with a 90 degree axial tilt, summer for one pole would still be winter for the other.
Dec 31, 2020 at 17:36 comment added L.Dutch @John, take a comet. No matter its axial tilt, when it gets closer to the Sun will get way hotter than when it's at the further point from it.
Dec 31, 2020 at 16:43 comment added John Only if the planet has no axial tilt.
Dec 31, 2020 at 16:33 comment added L.Dutch @John, let it swing between 1AU and 3AU and it will be
Dec 31, 2020 at 16:28 comment added John you do realize winter is not a global phenomenon right? the earth is actually closer to the sun during the northern winter.
Dec 31, 2020 at 13:03 vote accept Bryozoa
Dec 31, 2020 at 13:13
Dec 31, 2020 at 12:58 history answered L.Dutch CC BY-SA 4.0