TNPSC Thervupettagam
January 14 , 2022 854 days 695 0
  • A group of Indian and international scientists has spotted a “peculiar binary star that shows heartbeat but no pulsations”.
  • This is contrary to the norm of binary stars sporting both heartbeats as well as pulsations.
  • This star called HD73619 is located in a cluster in the Cancer constellation.
  • A team of 33 scientists, led by Santosh Joshi from Aryabhata Research Institute of Observational Sciences carried out observations of HD73619.
  • According to the Department of Science & Technology, a total of about 180 ‘heartbeat’ stars are known to date.

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