نجم السهم vs قنطورس الأقرب

Property نجم السهم قنطورس الأقرب
التسمية N/A N/A
الكوكبة N/A Centaurus
النوع الطيفي N/A Class M — M-type (Red)
القدر الظاهري +9.54 +11.01
القدر المطلق 13.24 15.45
المسافة 6.0 ly 4.2 ly
الكتلة N/A N/A
نصف القطر N/A N/A
درجة الحرارة N/A N/A
السطوع N/A N/A

Key Differences

  • Both are nearby red dwarf stars invisible to the naked eye.
  • Barnard's Star has the highest proper motion of any known star (10.3 arcseconds per year).
  • Proxima Centauri is closer at 4.24 light-years; Barnard's Star is 5.96 light-years away.
  • Proxima Centauri has confirmed exoplanets in the habitable zone; Barnard's Star has only a sub-Earth candidate.
  • Barnard's Star will make its closest approach to the Sun in about 10,000 years.

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