Must watch this video to know completely about a comet (धूमकेतु).<br />Facts of a comet's structure/anatomy, revolution around sun, time taken for one revolution, formation & reason behind a comet's tail are so interesting and amazing. <br /><br />धूमकेतु के बारे में कुछ महत्वपूर्ण रोचक तथ्य।<br /><br />This video also contains interesting facts about Halley's comet.<br /><br />For more such interesting and amazing general knowledge please like, share & follow this channel.<br />Thank you!
