fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 days agoBlack Holesmander.xyzimagemessage-square122fedilinkarrow-up1762arrow-down110
arrow-up1752arrow-down1imageBlack Holesmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 days agomessage-square122fedilink
minus-squareCat_Daddy [any, any]@hexbear.netlinkfedilinkEnglisharrow-up2·2 days agoI assumed it would be further inward than the photon sphere because heat radiation is (also an assumption) easier for gravity to hold back than light. I don’t know how “heavy” a star’s heat is, though, so ¯\ˍ(ツ)ˍ/¯
minus-squaredwindling7373@feddit.itlinkfedilinkEnglisharrow-up2·1 day agoHeat radiation are particles with a mass and a certain speed, they are all by definition heavier and easier to trap than photons. In terms of escape velocity, nothing can try to escape faster than light.
I assumed it would be further inward than the photon sphere because heat radiation is (also an assumption) easier for gravity to hold back than light. I don’t know how “heavy” a star’s heat is, though, so ¯\ˍ(ツ)ˍ/¯
Heat radiation are particles with a mass and a certain speed, they are all by definition heavier and easier to trap than photons.
In terms of escape velocity, nothing can try to escape faster than light.