Track_Shovel@slrpnk.net to Curated Tumblr@sh.itjust.worksEnglish · 8 days agoLunaslrpnk.netexternal-linkmessage-square79fedilinkarrow-up11arrow-down10
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minus-squareDragon Rider (drag)@lemmy.nzlinkfedilinkEnglisharrow-up0·8 days agoForgetting Pluto and Charon, drag sees.
minus-squarerockerface 🇺🇦@lemm.eelinkfedilinkEnglisharrow-up0·8 days agoThose are more of a binary planet than a planet and satellite, to be fair. And that’s even before we get into the whole planet vs dwarf planet debate. (For the record, I think Ceres should also count as a planet)
minus-squareKlear@sh.itjust.workslinkfedilinkEnglisharrow-up0·7 days agoCeres is the issue. People are pissed that they learnt the list of planets and now it’s different, but don’t realise the only viable options were to either drop the last one or add a bunch of them, some right in the middle.
minus-squarelunarul@lemmy.worldlinkfedilinkEnglisharrow-up0·7 days agoAnd if Ceres is a planet, shouldn’t Eris be one too?
minus-squarehumanspiral@lemmy.calinkfedilinkEnglisharrow-up0·7 days agoWhat is argument for Ceres and Eris being planets?
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkEnglisharrow-up0·5 days agoHydrostatic equilibrium. Their gravity is enough to pull their mass into a sphere-ish shape. Contrast to asteroids that are irregular.
minus-squarelunarul@lemmy.worldlinkfedilinkEnglisharrow-up0·7 days agoLarge round bodies orbiting the sun.
minus-squareKlear@sh.itjust.workslinkfedilinkEnglisharrow-up0·7 days agoExactly. It would get real messy.
Forgetting Pluto and Charon, drag sees.
Those are more of a binary planet than a planet and satellite, to be fair. And that’s even before we get into the whole planet vs dwarf planet debate.
(For the record, I think Ceres should also count as a planet)
Ceres is the issue. People are pissed that they learnt the list of planets and now it’s different, but don’t realise the only viable options were to either drop the last one or add a bunch of them, some right in the middle.
And if Ceres is a planet, shouldn’t Eris be one too?
What is argument for Ceres and Eris being planets?
Hydrostatic equilibrium. Their gravity is enough to pull their mass into a sphere-ish shape.
Contrast to asteroids that are irregular.
Large round bodies orbiting the sun.
The same as for Pluto
Exactly. It would get real messy.