Betelgeuse is a red giant star, a stage that stellar bodies ... wrote about star colors in 100 BCE commenting "white is like Sirius, red like Antares, yellow like Betelgeuse, blue like Bellatrix." ...

Sirius is the king of stellar brightness and ... That’s because it’s considered a red giant star, a bloated star nearing the end of its life. It’s over 25 times the diameter of our sun.

sued satellite-radio giant Sirius XM [RIC:RIC:SXRI.UL] in Virginia federal court on Wednesday for allegedly underpaying more than $150 million in royalties. SoundExchange accused, opens new tab ...

Sirius XM Holdings (NASDAQ: SIRI) is one of the cheapest stocks out there, but there's an obvious joke behind the notion that the satellite radio provider can appreciate tenfold from here.

Because a red giant is so large, its heat spreads out and ... The brightest star in the nighttime sky, Sirius, or the Dog Star, greatly outshines its white dwarf companion, Sirius B.