Short answer: The Solar System is a disc shape, 244 astronomical units wide (244 times the distance from the Sun to the Earth, or about 36. On this scale, the Sun, by far the largest thing in our solar system, is only a ball about two-thirds of an inch (17 millimeters) in diameter sitting on the goal line —. . The Solar System is the gravitationally bound system of the Sun and the masses that orbit it, most prominently its eight planets, of which Earth is one. [11] The system formed about 4. 6 billion years ago when a dense region of a molecular cloud collapsed, creating the Sun and a protoplanetary disc. . There are eight planets in the solar system. The four outer planets are Jupiter, Saturn, Neptune, and Uranus, giant planets that consist mainly of either gases or ice. Compared to the distances that separate. . The size of the solar system may seem like it has a simple answer, yet there is no universally agreed upon definition for where our solar system ends. The Sun is located at the center of our solar system, and Earth orbits 93 million miles away from it. It's classified as a yellow dwarf. .
[PDF Version]
