What are stars made of? A century ago, this woman found out—and changed physics forever
In 1925, grad student Cecilia Payne first proposed that stars were mostly made of hydrogen and helium and shaped our ...
Astronomy1d
JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon
As part of its extensive slate of observations, the James Webb Space Telescope (JWST) recently took a closer look at Pluto’s ...