A blue Supergiant star(artist's view). Astronomers study the nature of Blue Supergiant Stars for decades. Blue Supergiants are difficult to study because they have a short lifetime as they die young. Stars temperature are determine by their colour - Blue Supergiants are hottest while Red stars are the coolest. Blue Supergiants have a surface temperature between 20,000℃ to 50,000℃. Blue Supergiants are the final burning phase before the death of a super massive star in Supernovae. Research are limited on these giants due to unavailable technology and equipments because telescopes can't see the interior of stars.



The illustration in this video shows the waves generated in the interior of a star. Recently, a team of A…