Venus facts: 1: It rains sulfuric acid 2: It’s close to Earth in size and gravity 3: Venus is mostly carbon dioxide in its atmosphere 4: It’s the hottest planet because of the greenhouse effect 5: Venus has an iron core but no magnetic field 6: It’s named after a Roman Goddess 7: Venus hardly rotates at all 8: Venus doesn’t have any moons or rings 9: It’s still tectonically active 10: There’s little chance of life on Venus 11: Venus' average temperature is 867° F, this can melt Lead, Zinc and some low melting point Aluminum alloys! 12: Due to the extreme surface conditions on Venus, the Venera probes could only survive for a short period on the surface, with times ranging from 23 minutes to two hours.