Antares is a supergiant star that would fill the Solar System beyond Mars, but its atmosphere is 12 times bigger than that

Antares is a supergiant star that would fill the Solar System beyond Mars, but its atmosphere is 12 times bigger than that
By Paul M. Sutter

Antares, the angry red eye of the constellation Taurus the bull, is a red supergiant star near the end of its life. And astronomers with the VLA and ALMA have realized that it’s much, much bigger than we ever imagined. So when I say that Antares is a big star, I don’t think you really appreciate …

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June 23, 2020 at 04:20AM
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