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Three-body solution: These massive blue stars may not be duos, but threesomes instead

Be stars are weird. They are rapidly rotating stars about 4 to 18 times larger than the sun, but a pleasing blue color surrounded by discs of gas, not unlike the rings of Saturn. They spin so fast that they approach “critical velocity” or the point where they would otherwise blast apart due to centrifugal force overpowering the star’s gravity....

Originally posted on salon.com

Dark matter power: James Webb telescope may have proven the existence of giant dark stars

Since 2007, astronomers have proposed the existence of a weird type of star: one powered by the heat of dark matter. In cosmology, dark matter is a difficult thing to explain because we literally don’t know what it is. We can’t see it, hence the name “dark,” but without it factored into our equations of the universe, things just don’t add up....

Originally posted on salon.com