Earth's Atmosphere | NASA Space Place – NASA Science for Kids
2024年11月8日 · Earth’s atmosphere is similar to a jacket for our planet. It surrounds our planet, keeps us warm, gives us oxygen to breathe, and it is where our weather happens. Earth’s atmosphere has six layers: the troposphere, the stratosphere, the mesosphere, the thermosphere, the ionosphere, and the exosphere.
All About Earth | NASA Space Place – NASA Science for Kids
2024年11月8日 · Earth's atmosphere is the right thickness to keep the planet warm so living things like us can be there. It’s the only planet in our solar system we know of that supports life. It is mostly nitrogen, and it has plenty of oxygen for us to breathe.
Earth | NASA Space Place – NASA Science for Kids
2024年11月8日 · Since we live here, you might think we know all there is to know about Earth. Not at all, actually! We have a lot we can learn about our home planet. Learn more about Earth and all the planets in our solar system.
Earth | NASA Space Place – NASA Science for Kids
2024年11月8日 · A picture book about Earth's atmosphere and its importance to life on Earth. This link takes you away from NASA Space Place. Links out
Atmosphere | NASA Space Place – NASA Science for Kids
2024年11月8日 · Earth's Atmosphere. A jacket for the planet . explore; All About Earth. The planet with living things . explore; Glossary. Find definitions of space and Earth science terms . explore; Why Is the Sky Blue?
All About Mars | NASA Space Place – NASA Science for Kids
2024年11月8日 · Like Earth, Mars has seasons, polar ice caps, volcanoes, canyons, and weather. It has a very thin atmosphere made mostly of carbon dioxide, nitrogen, and argon. People would not be able to breathe the air on Mars.
What Is Gravity? | NASA Space Place – NASA Science for Kids
2024年11月8日 · The answer is gravity: an invisible force that pulls objects toward each other. Earth's gravity is what keeps you on the ground and what makes things fall. An animation of gravity at work. Albert Einstein described gravity as a curve in space that wraps around an object—such as a star or a planet.
All About Jupiter | NASA Space Place – NASA Science for Kids
2024年11月8日 · Jupiter is the biggest planet in our solar system. It is actually more than twice as massive than the other planets of our solar system combined. Jupiter is a gas giant. It is made mostly of hydrogen and helium. Jupiter has a very thick atmosphere. Jupiter has rings, but they’re very hard to see.
What Is the Weather Like on Other Planets? - NASA Space Place
2024年11月8日 · Each of the planets in our solar system experiences its own unique weather. But one thing is certain: Only Earth has weather we can live with. Let's take a weather tour of the solar system to see what each planet has to offer. Mercury
All About Venus | NASA Space Place – NASA Science for Kids
2024年11月8日 · Venus is the hottest planet in our solar system. Venus is a terrestrial planet. It is small and rocky. Venus has a thick atmosphere. It traps heat and makes Venus very hot. Venus has an active surface, including volcanoes! Venus spins the opposite direction of Earth and most other planets. Time on Venus. A day on Venus lasts 243 Earth days.