fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 days agoBlack Holesmander.xyzimagemessage-square120linkfedilinkarrow-up1748arrow-down110
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minus-squarewoodenghost [comrade/them]@hexbear.netlinkfedilinkEnglisharrow-up5·2 days agoActually you wouldn’t notice anything special crossing the event horizon. You’d just continue to fall.
minus-squareddh@lemmy.sdf.orglinkfedilinkEnglisharrow-up3·1 day agoSounds like they are referring to the photon sphere.
minus-squareCat_Daddy [any, any]@hexbear.netlinkfedilinkEnglisharrow-up1·1 day 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-up2·18 hours 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.
Actually you wouldn’t notice anything special crossing the event horizon. You’d just continue to fall.
Sounds like they are referring to the photon sphere.
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.