Can You Answer These Basic Questions About Science ?
Interesting Planet Facts Mercury – The smallest and fastest planet, it zips around the Sun in only 88 Earth days. Venus – Venus’ thick atmosphere makes it the hottest planet in our solar system. Earth – The only planet in our solar system with liquid water on the surface. Mars – Mars was a wet and warm planet billions of years ago. Jupiter – The largest planet, its dark red spot is a storm larger than Earth. Saturn – Saturn has the brightest, most massive and most complex ring system of any planet. Uranus – Uranus is tipped on its axis by almost 90-degrees. Neptune – Neptune was the first planet discovered through mathematical calculations, rather than observation.