TNPSC Thervupettagam

Extreme Helium Star - A980

June 23 , 2025 16 hrs 0 min 21 0
  • Scientists from the Indian Institute of Astrophysics (IIA), Bengaluru, have identified Extreme Helium in Star - A980.
  • The distant star A980 is located approximately 25,800 light-years away in the Ophiuchus Constellation.
  • Initially, it was believed to be a hydrogen-deficient carbon (HdC) star.
  • This mysterious celestial body has now been reclassified as an Extreme Helium (EHe) star.
  • Also, they found evidence of singly-ionized germanium (Ge II)—a metallic element that has never before been detected in this type of star.
  • This is the first confirmed observation of germanium in an EHe star.

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