In Depth | Sun – NASA Solar System Exploration
The Sun orbits the center of the Milky Way, bringing with it the planets, asteroids, comets, and other objects in our solar system. Our solar system is moving with an average velocity of …
In Depth | Earth – NASA Solar System Exploration
Introduction. Our home planet is the third planet from the Sun, and the only place we know of so far that’s inhabited by living things. While Earth is only the fifth largest planet in the solar …
In Depth | Our Solar System – NASA Solar System Exploration
Introduction. The planetary system we call home is located in an outer spiral arm of the Milky Way galaxy. Our solar system consists of our star, the Sun, and everything bound to it by gravity – …
Genesis : Search for Origins | JPL | NASA
GENESIS GRAMS: Genesis Grams: Ages 11-17 Grams are shown exactly as they were submitted, with class projects listed first, followed by individual entries.
What is a Planet? | Planets – NASA Solar System Exploration
Introduction. This seemingly simple question doesn't have a simple answer. Everyone knows that Earth, Mars and Jupiter are planets. But both Pluto and Ceres were once considered planets …
Planet Compare – NASA Solar System Exploration
6 天之前 · NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.
In Depth | Uranus – NASA Solar System Exploration
Introduction. The seventh planet from the Sun with the third largest diameter in our solar system, Uranus is very cold and windy. The ice giant is surrounded by 13 faint rings and 27 small …
In Depth | Saturn – NASA Solar System Exploration
Introduction. Saturn is the sixth planet from the Sun and the second-largest planet in our solar system. Like fellow gas giant Jupiter, Saturn is a massive ball made mostly of hydrogen and …
10 Things, June 12: NASA's First Mission to Touch the Sun
2017年6月12日 · 6. Center of attention. The sun isn't a planet, so it doesn't have any moons. But the sun is orbited by eight planets, at least five dwarf planets, tens of thousands of asteroids, …
In Depth | Haumea – NASA Solar System Exploration
Introduction. Originally designated 2003 EL61 (and nicknamed Santa by one discovery team), Haumea is located in the Kuiper Belt, a donut-shaped region of icy bodies beyond the orbit of …