Awesome. But IIRC even our Sun expanding into its red giant phase should be sufficient to vaporise the Earth, at least according to some models, while other mod

Awesome. But IIRC even our Sun expanding into its red giant phase should be sufficient to vaporise the Earth, at least according to some models, while other models say everything up to Venus will be vaporised while Earth will be left as a charred lump. More interesting is the case of a supernova within ~100 light years.