StarTalk Podcast: Cosmic Queries – Kitchen Sink Edition

Betelgeuse Mystery

The unexplained dimming of Betelgeuse, a red supergiant star in the constellation Orion, has captivated astronomers and enthusiasts alike. Neil deGrasse Tyson describes how Betelgeuse dimmed by two-thirds, an event that was both unexpected and unsettling given the star's usual brightness 1. This dimming sparked speculation, with some suggesting alien activity, though Tyson assures us that the star has mostly returned to its original brightness.

It's a star that's got a lot going on, and I like stars that have a lot going on.

--- Neil deGrasse Tyson

He explains that Betelgeuse is not a variable star, which makes this event even more intriguing 1.

   

Bethlehem Star

The Star of Bethlehem remains a topic of fascination and debate, with various theories attempting to explain its nature. Neil deGrasse Tyson and Chuck Nice discuss whether it could have been a comet or a supernova, but historical records and astronomical evidence do not support these theories 2. Tyson humorously suggests that the star might have been a miracle seen only by the wise men, highlighting the challenges of reconciling biblical accounts with astronomical phenomena.

If you're going to believe that the creator of the universe impregnated a virgin giving birth to his son, then you don't need to appeal to actual astronomical phenomenon as the star of Bethlehem.

--- Neil deGrasse Tyson

The discussion underscores the blend of science and mythology in our understanding of historical celestial events 2.