Lee Duna@lemmy.nz to Astronomy@mander.xyzEnglish · 2 months agoConfirmed at Last: Barnard's Star Hosts Four Tiny Planetsaasnova.orgexternal-linkmessage-square17linkfedilinkarrow-up1100arrow-down10
arrow-up1100arrow-down1external-linkConfirmed at Last: Barnard's Star Hosts Four Tiny Planetsaasnova.orgLee Duna@lemmy.nz to Astronomy@mander.xyzEnglish · 2 months agomessage-square17linkfedilink
minus-squarePennomi@lemmy.worldlinkfedilinkEnglisharrow-up7·2 months ago These planets are in remarkably close quarters, with periods of just 2.34, 3.15, 4.12, and 6.74 days. Speedy little guys
minus-squarevery_well_lost@lemmy.worldlinkfedilinkEnglisharrow-up8·2 months agoThe furthest of the four is estimated to have an orbital radius of about 0.03 AU. That’s 1/10th the size of Mercury’s orbit around the sun!
minus-squarekeepthepace@slrpnk.netlinkfedilinkarrow-up1·2 months ago850°C apparent temperature 830°C. Stay hydrated.
minus-squarekeepthepace@slrpnk.netlinkfedilinkarrow-up3·2 months ago“Hot planets are waiting for you in the star’s neighborhood!”
Speedy little guys
The furthest of the four is estimated to have an orbital radius of about 0.03 AU. That’s 1/10th the size of Mercury’s orbit around the sun!
At least it’s a dry heat.
850°C apparent temperature 830°C. Stay hydrated.
That’s a fuel scooping range.
Warning, temperature critical.
“Hot planets are waiting for you in the star’s neighborhood!”