Vega is A0V type star 25 light-years from Solar system. Its pole is on line-of-sight of Earth. It is Fifth brightest star in the night sky. It was pole star around in 12,000 BC. Due to high rotational rate its pole radius is less than equatorial radius, with mass around 2 times the mass of Sun.<br />#VegaStar #Sun #variableStar #HirendraPrakash<br />...<br /><a href="https://www.youtube.com/watch?v=EceRF7LbD8U" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=EceRF7LbD8U</a>