HR 8799 is a A-type star A5V spectrum hosting 4 gas supergiant exoplanets.<br /><br />The star system is 133 light-years away from the solar system.<br />Planet HR 8799b was discovered in 2009.<br /><br />In this video we see the visualization of all the component of star system HR 8799 with star and planets in Space Engine.<br /><br />#spaceengine #HR8799 #exoplanets<br />...<br /><a href="https://www.youtube.com/watch?v=QvOcaTEQnss" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=QvOcaTEQnss</a>