Planet Composition - Page 3
Questions
- What is the size of Saturn?
- Why is the direct detection of exoplanets difficult?
- In what ways is Jupiter similar/different to Earth?
- Why don’t other planets and moons in our solar system show signs of plate tectonics?
- What are the two main differences between extrasolar planetary systems discovered to date and our Solar System?
- Does all the Carbon on earth come from dead stars?
- How many planets are there in total?
- What are the four processes that shape the surface of planets and satellites?
- How does the greenhouse effect work? On which planet is it the strongest?
- What methods are used to detect planets around distant stars?
- Why do astrophysicists believe they could study the origins of the universe easier from the moon than they can on earth?
- Why do refractory metals have high melting points?
- Why our earth,sun,other stars are in spherical shape?
- The planet Jupiter is about 300 times as massive as Earth, but an object on its surface would weigh only 2.5 times as much as it would on Earth. Why?
- What are astrophysics, astrochemistry and astrobiology?
- Does the mass and size of the Earth change over time?
- Who founded astrobiology? Who are some other major astrobiologists?
- How was the solar system formed?