Watch Venus The Hostile Planet - Show Me Science Astronomy & Space

At one time, Venus might have been Earth's twin, but scientists speculate that a maturing Sun doomed Venus. It is a lifeless planet with a dense, choking atmosphere with temperatures that could melt lead. Its environment is brutally hot and is constantly being covered by molten lava oozing from thousands of volcanoes.as the Sun matured, Venus became the hottest planet in our Solar System.