The winds on Saturn are extremely powerful, equivalent to having two hurricanes constantly swirling, which causes the distinctive yellow and gold bands visible in its atmosphere. Saturn is on average over 1.3 billion km from Earth, with Titan being over 2.3 billion km away. The most common minerals on Saturn are silicates and carbon, and the climate is very hostile with winds up to 1,100 mph. A day on Saturn lasts 10 hours, 39 minutes and 20 seconds, and the weather is always hazy and cloudy. Saturn's core is made up of rocky material surrounded by layers of liquid metallic hydrogen and molecular hydrogen, as well as molten compounds of rock, methane and ammonia.