હેલી ના ધૂમકેતુ નો આવર્તકાળ કેટલા વર્ષ નો છે? 699 views2 February 2022વિજ્ઞાન અને ટેક્નોલોજી 0 TEAM 1661 23 June 2021 0 Comments Fine Mind Answered question 24 June 2021 1 Answer ActiveVotedNewestOldest 1 Fine Mind50 Posted 24 June 2021 0 Comments 76 વર્ષ TEAM 1 Changed status to publish 2 February 2022 Write your answer. Register or Login