Gsus4@mander.xyz to Technology@lemmy.worldEnglish · 19 hours agoMade in space? Start-up brings factory in orbit one step closer to realitywww.bbc.comexternal-linkmessage-square9linkfedilinkarrow-up143arrow-down15cross-posted to: science@lemmy.world
arrow-up138arrow-down1external-linkMade in space? Start-up brings factory in orbit one step closer to realitywww.bbc.comGsus4@mander.xyz to Technology@lemmy.worldEnglish · 19 hours agomessage-square9linkfedilinkcross-posted to: science@lemmy.world
minus-squareGsus4@mander.xyzOPlinkfedilinkEnglisharrow-up9·edit-211 hours agoVacuum is a perfect thermal insulator. The only real losses are radiative. Edit: From Stefan-Boltzmann: up to (not sure about emissivities, but could be down to 10% of this) 100kW for a black body of 1m diameter at 1000C.
minus-squareAuth@lemmy.worldlinkfedilinkEnglisharrow-up3arrow-down1·19 hours agoI’m completely unaware of the science around it all but none the less its exciting stuff, i hope to read more about it as things progress.
Vacuum is a perfect thermal insulator. The only real losses are radiative.
Edit: From Stefan-Boltzmann: up to (not sure about emissivities, but could be down to 10% of this) 100kW for a black body of 1m diameter at 1000C.
I’m completely unaware of the science around it all but none the less its exciting stuff, i hope to read more about it as things progress.