Teegarden’s Star: A nearby red dwarf with two rocky planets
Dan WildWhile Teegarden’s Star is rarely talked about at dinner parties, it’s only a matter of time. Why? Two words. Habitable planets. At only 0.09 solar masses, Teegarden is a very small star. With less than 1/10th the mass of the sun, Teegarden is lucky to be a star at all – any less mass and …
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Betelgeuse: Life as a Red Supergiant
Dan WildYou’ve heard of Betelgeuse if you’re an amateur astronomer. It’s that flickering red star at the bottom right corner of the constellation of Orion, as viewed in the southern hemisphere, and top left viewed from the northern hemisphere. Those born in the 1980s would have heard of it via the surreal Tim Burton film, Beetlejuice. …