Betelgeuse, one of the most luminous stars visible from Earth, continues to surprise astronomers. The red giant’s brightness ...

Monday will see a very rare night sky event when Betelgeuse—one of the most famous and brightest stars of all—is covered by an asteroid for about 12 seconds. Although the event will be visible ...

A phenomenon called gravitational lensing turned a galaxy into a "hall of mirrors of cosmic proportions," allowing for the discovery.

A star in the beautiful constellation of Corona ... been seen to explode in our Milky Way galaxy since the 17th century. Betelgeuse will inevitably explode as a supernova, but that could occur ...

The official name of the orange star at upper left in the image above is now Betelgeuse, a word that’s derived from Arabic. But it’s had many other names—some of which are listed below.

Mars reaches its much-anticipated opposition with the sun on Jan. 15, when Earth passes between Mars and the sun. Because ...

"The star has been experiencing a significant change ... Red supergiants -- such as Betelgeuse in the Orion constellation -- are "one of the most extreme of its kind, and any drastic change ...

"Congratulations Governor, you have 'discovered' Betelgeuse and Bellatrix," one ... showing that they seem to align perfectly with known stars. "These are two of the brightest stars in the ...

Look to Orion! Orion is a very interesting constellate for several reasons. It’s probably one of the easiest constellations to find in the winter skies, and the name of its second brightest star is ...