Earth will have a meltdown. What are our options? Tardigrades are little critters that were around before dinosaurs, and will eventually outlast us on Earth. They are so tough they can survive exposure to -272°C...
source https://timesofindia.indiatimes.com/blogs/toi-edit-page/how-to-find-planet-b-and-get-there-alive/
source https://timesofindia.indiatimes.com/blogs/toi-edit-page/how-to-find-planet-b-and-get-there-alive/