Study finds HD 179821 less massive than previously thought
Tech Explorist,
A new study suggests that a post-asymptotic giant branch (post-AGB) star known as HD 179821 ends up being essentially less…
A new study suggests that a post-asymptotic giant branch (post-AGB) star known as HD 179821 ends up being essentially less…
http://arxiv.org/abs/1901.08995 HD 179821 is classified as G5 Ia star. From the IRAS colors and…