- 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 – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids
- Planet Compare – NASA Solar System Exploration
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 | 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 450,000 miles per hour (720,000 kilometers per hour)
- The Sun By the Numbers - NASA Solar System Exploration
The Sun is the star at the heart of our solar system Its gravity holds the solar system together, keeping everything – from the biggest planets to the smallest bits of debris – in its orbit
- NASA Extends Cassinis Grand Tour of Saturn
PASADENA, Calif -- NASA is extending the international Cassini-Huygens mission by two years The historic spacecraft's stunning discoveries and images have revolutionized our knowledge of Saturn and its moons
- Cassini Shows Saturnian Roller Derby, Strange Weather
NASA’s Cassini spacecraft has been shadowing the gas giant long enough to see that the rings are a rough and tumble roller derby It has also revealed that the planet itself roils with strange weather and shifting patterns of charged particles
- Sun 3D Model - NASA Solar System Exploration
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- Dawn Observing Ceres; 3rd Reaction Wheel Malfunctions
Mission Status Report NASA's Dawn spacecraft is preparing to observe Ceres on April 29 from an "opposition" position, directly between the dwarf planet's mysterious Occator Crater and the sun
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