English to Spanish Art/Literary Poetry & Literature Children's Stories

“They are only a few kilometers wide in the center,” Mom said. “They circle the sun in huge orbits that can take a few years or thousands of years. When they get near the sun, they heat up. They get very bright. Some of the ice turns to gas. The gas and dust are what make the comet’s tail. A comet’s tail can often be seen even without binoculars or a telescope. But a comet only has a tail when it’s near enough to the Sun to melt the ice.”