It is worth noticing that the eight planets in our solar system make up two different groups; the four planets closest to the Sun make up the rocky terrestrial planets and the four planets farthest from the Sun make up the gaseous Jovian planets. Why do objects that formed from the same cloud of gas […]
This week we turn our attention to the giant planets of the outer solar system. These massive worlds are nothing like the terrestrial planets we’ve studied so far. In this discussion, you will learn a little more about the largest of these planets by choosing to discuss what we have learned from missions to either […]
Choose one of the following topics to discuss. If you post later in the week, check which topic your classmate(s) have chosen and pick a different topic to discuss: 1. Explain how binary star systems are used to find the mass of stars. 2. Discuss how astronomers determined distances to objects within our solar system. […]
