A day on Mars is almost as long as a day on Earth, but how long is a year on Mars? Does Mars have seasons? What color are the rocks on Mars? Mars is full of vol

You may think the Solar System consists of the sun and the eight planets that orbit around it. However, there are other things out there. There are comets, moon

When was Mercury discovered? Does Mercury have a magnetic field? How big is Mercury’s atmosphere? Was Mercury bigger in the past? Learn the answer to these qu

More space objects have been found beyond Pluto, in a region known as the Kuiper Belt. In 2003, Eris was discovered. Its existence was confirmed in January 2005

Does Neptune have a lot of winds? What is at the core or center of Neptune? Neptune is slowly turning itself into what precious mineral? What is the coldest pla