(We can't see inside mighty Betelgeuse.) We clearly still have a lot to learn. We might be surprised. Watching Betelgeuse, ...

Step one The GDE started with shocks deep inside Betelgeuse. They generated a convective outflow of plasma that brought material to the star's surface. Researchers detected a strong shock in ...

The story describes Betelgeuse as “the red giant that marks Orion’s left shoulder.” Reader Chris Jespersen wrote: “I often see Betelgeuse on Orion’s right shoulder…. Am I mistaken?” ...

Jamie Carter is an award-winning reporter who covers the night sky. Monday will see a very rare night sky event when Betelgeuse—one of the most famous and brightest stars of all—is covered by ...

Al Jabbar is one of the Arabic names for Orion, the “Hunter", one of winter's most conspicuous constellations.

This figure shows measurements of Betelgeuse's brightness from different observatories from late 2018 to present. The blue and green points represent data from ground-based observatories.