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Kepler-444

Kepler-444
Observationsdata
StjärnbildLyran[1]
Rektascension19t 19m 00.54910s[2]
Deklination+41° 38′ 04.5682″[2]
Astrometri
Avståndungefär 117[1]
Detaljer
Ålder11,2 miljarder år[1] år
Andra beteckningar
BD+41 3306, ** KOI 3158, AG+41 1703, ASCC 424726, Ci 20 1145, GCRV 11787, GEN# +0.04103306, G 125-4, G 208-18, HIC 94931, HIP 94931, KIC 6278762, KOI-3158, LFT 1470, LHS 3450, LSPM J1919+4138, LTT 15655, 2MASS J19190052+4138043, NLTT 47681, PLX 4524, UBV 16365, UBV M 3137, USNO-B1.0 1316-00340428, uvby98 004103306, VVO 320, PLX 4524.00, PPM 58152, TYC 3129-329-1[2]

Kepler-444 är ett urgammalt stjärnsystem i Lyran med fem små planeter, varav den minsta av Merkurius och den största av Venus storlek.[1] Alla fem planeterna kretsar runt sin stjärna på under tio dagar.[1] Kepler-444 är det äldsta kända systemet med planeter av jordens storlek.[1]

  1. ^ [a b c d e f] Astronomers Discover Ancient System with Five Small Planets Arkiverad 1 april 2017 hämtat från the Wayback Machine., NASA, 28 januari 2015
  2. ^ [a b c] Kepler-444 på SIMBAD
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Kepler-444
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