Astronomy on MSN

What is the origin of the letters used in star classification?

What is the origin of the letters used in star classification? Why didn't astronomers use ABCD? J. HaldimanChicago, Illinois ...
Astronomy

Why are there so many different types of stars?

Stellar size and class diversification originates from the initial mass of the molecular cloud from which stars form. The elemental composition of the molecular cloud, specifically the abundance of ...
Smithsonian Magazine on MSN

A Century Ago, Pioneering Astrophysicist Cecilia Payne-Gaposchkin Showed Us What Stars Are Made Of

Hinkel, who studies the relationships between stars and the planets orbiting them, cites Payne-Gaposchkin’s thesis in a 2024 ...
Smithsonian Magazine

A Century Ago, Pioneering Astrophysicist Cecilia Payne-Gaposchkin Showed Us What Stars Are Made Of

The trailblazing Harvard scientist, who documented the dominance of hydrogen and helium in stars, is still inspiring researchers today Elizabeth Landau - Contributing Writer Cecelia Payne-Gaposchkin ...