Welcome to the 596th Carnival of Space, where the best space science and astronomy articles gather round for your education and entertainment.  Come one, come all and find out what’s been happening off-world over the course of the past week! This week we have three submitters, with seven articles between them. Scroll down to click through into them: Universe Today Steam-Powered Spacecraft Could Explore the Asteroid Belt Forever, Refueling Itself in Space Geothermal Heating Could Make Life Possible on the … Continue reading →