13 Jun

Earth on edge of Goldilock’s zone, not center, could have been like Venus


“If the latest models are accurate, Earth and Venus really might have been twins, had the orbit of one been just a tiny bit different. But rather than two clement Earths, there might have been two infernal Venuses. That’s a doubly humbling thought.”

(Via Is Earth’s orbit scarily close to Venus’s sultry zone? – opinion – 13 June 2013 – New Scientist.)