Blog 5: Galilean Moons

The planets in our solar system can be divided into two categories: jovian planets and terrestrial planets. Jovian planets consist of those with larger masses and are also made up mostly of hydrogen and helium gas. This includes the planets of Jupiter, Saturn, Uranus, and Neptune. These planets are like Earth in that moons orbitContinue reading “Blog 5: Galilean Moons”

Blog Post #4: Asteroids and Comets

We know that asteroids and comets exist, but where do they come from? In chapter 8, I learned that asteroids and comets are formed from the “leftovers” of planet formation. Asteroids are the rocky leftovers of small planets in the inner solar system, whereas comets are the icy leftovers of small planets in the outerContinue reading “Blog Post #4: Asteroids and Comets”

Blog Post #3: Water on Mars

I liked reading the section of the book that talked about how we know that there was water on Mars. I’ve always heard this fact about Mars being livable because it has water, but didn’t think about how they figured that out. I learned that there are actually no bodies on water on Mars todayContinue reading “Blog Post #3: Water on Mars”

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