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4 days ago · Learn about the Sun and the eight planets that orbit around it, as well as their satellites, asteroids, comets, and other small bodies. Explore the history, formation, and evolution of the solar system with Britannica's articles, videos, and diagrams.
Jun 27, 2024 · Learn about the eight planets of the solar system and their features, history, and classification. Find out why Pluto is not a planet and what are dwarf planets and plutoids.
- The Editors of Encyclopaedia Britannica
Jun 13, 2024 · Learn about the planets, dwarf planets, moons, comets, asteroids and more in the solar system. Explore the solar system with fun games, crafts, activities and media from NASA.
1 day ago · Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.
Jun 13, 2024 · Learn about the planets in our solar system, their features, moons, and more. Explore fun activities, games, crafts, and videos from NASA.
4 days ago · Solar system - Planets, Moons, Orbits: The eight planets can be divided into two distinct categories on the basis of their densities (mass per unit volume). The four inner, or terrestrial, planets—Mercury, Venus, Earth, and Mars—have rocky compositions and densities greater than 3 grams per cubic cm. (Water has a density of 1 ...
Jun 13, 2024 · Read this article to find out how long it takes all the planets in our solar system to make a trip around the Sun. explore How Long is a Year on Other Planets?
