Pro@programming.dev to Lemmy Be Wholesome@lemmy.worldEnglish · 4 days agoBe like Pluto.programming.devimagemessage-square86fedilinkarrow-up1920arrow-down123
arrow-up1897arrow-down1imageBe like Pluto.programming.devPro@programming.dev to Lemmy Be Wholesome@lemmy.worldEnglish · 4 days agomessage-square86fedilink
minus-squarezqps@sh.itjust.workslinkfedilinkarrow-up9·4 days agoSo whatever hypothetical density constitutes an atmosphere becomes the arbitrary line in the sand.
minus-squareSpzi@lemm.eelinkfedilinkarrow-up1arrow-down1·4 days agoSimilar to the arbitrarily defined density of other stuff in the same orbit. We need to draw lines somewhere to impose categories on nature.
minus-squaregandalf_der_12te@discuss.tchncs.delinkfedilinkarrow-up2arrow-down2·4 days agoWell, yeah. But even so, it’s still better than the current definition. Many “planets” have not, in fact, cleared their orbit.
minus-squareturmacar@lemmy.worldlinkfedilinkarrow-up10·4 days agoPlanet has never been very well delineated. The Sun was a “planet”. Ceres was a “planet”. When we find enough things to break up the classification, we make a new classification. Like “asteroid” or “dwarf planet” or “gas giant”.
minus-squarezqps@sh.itjust.workslinkfedilinkarrow-up1arrow-down2·4 days agoI don’t think the sun is in orbit around the sun.
minus-squareturmacar@lemmy.worldlinkfedilinkarrow-up1·edit-23 days agoThat’s very heliocentric of you. The definition of ‘planet’ has changed a lot in the last few millennia.
So whatever hypothetical density constitutes an atmosphere becomes the arbitrary line in the sand.
Similar to the arbitrarily defined density of other stuff in the same orbit. We need to draw lines somewhere to impose categories on nature.
Well, yeah. But even so, it’s still better than the current definition. Many “planets” have not, in fact, cleared their orbit.
Planet has never been very well delineated. The Sun was a “planet”. Ceres was a “planet”.
When we find enough things to break up the classification, we make a new classification. Like “asteroid” or “dwarf planet” or “gas giant”.
I don’t think the sun is in orbit around the sun.
That’s very heliocentric of you.
The definition of ‘planet’ has changed a lot in the last few millennia.