The red supergiant star Betelgeuse, the ‘shoulder’ of Orion, has been dimming of late. As we saw last week, that’s possibly a sign it might be about to go supernova. Odds are on that won’t happen. But what if it does? One of the actual ways an apocalypse could descend upon Earth is when a … More Will we all die if Betelgeuse goes supernova?
Betelgeuse – the biggest, reddest star in our neighbourhood – has been fading of late. It oscillates anyway, over a defined cycle; but this cycle of dimming is more pronounced than any seen. It’s dropped from being one of the top ten brightest stars in the sky to the 21st. And that, astronomers consider, might … More Is Betelgeuse about to go bang?