cohort. n. 1. (Military) one of the ten units of between 300 and 600 men in an ancient Roman Legion. 2. any band of warriors or associates: the cohorts of Satan. 3.
As an early M-type supergiant, Betelgeuse is one of the largest, most luminous and yet one of the most ethereal stars known. A radius of 5.5 AU is roughly 7003118000000000000â 1180 times the radius of the Sunâable to contain over 2 quadrillion Earths (2.15 Ã 1015) or more than 1.6 billion (1.65 Ã 109) Suns.
Here's what Betelgeus looks like, compared to Eta Carinae: Of course, the best way to feel really, really, super small is to compare our sun to one of the largest stars ever observed: VY Canis Majoris. This star's diameter is roughly 2000 times that of our sun's and 155,000 times that of Earth's.Discovery Chanel.ere's what the star looks like compared to our sun: Discovery Even larger than Eta Carinae is a star 640 light years from Earth called Betelgeuse. Betelgeuse is the eighth brightest star in the night sky and the second brightest star that makes up the constellation of Orion.