The reason for this is both a fault in the stars and in ourselves: we don't see them as green because of the way stars emit ...

Why do stars come in different sizes, colors, and brightness levels? In this video, we break down how mass, temperature, and age determine where a star falls on the main sequence — and why no two ...

Astronomers have discovered a rare starless galaxy-like cloud known as a RELHIC, providing the strongest evidence yet for a cornerstone prediction of the Lambda CDM model: that many small dark matter ...