Dimming of Betelgeuse Explained by Hubble Telescope — Dare to Know

The dimming of Betelgeuse, a bright red star, excited stargazers last year. Find out how the Hubble Space Telescope helped explain what happened.

As we told readers in a previous story, stargazers were excited about the dimming of Betelgeuse back around Christmas. Betelgeuse is a red super-giant star in the constellation Orion.