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Earth
Earth is the third planet from the Sun and the largest of the terrestrial planets. It is the only known place inhabited by living things and the...
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Solar System
Verified coverage for Solar System.
16 resultsRelated profiles
8
Planet Active
Jupiter
Jupiter (JPL 599) is the fifth planet: a rapidly rotating gas giant with a hydrogen-helium atmosphere, an intense magnetosphere, moons, and faint...
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Mars
Mars (499) is the fourth planet from the Sun: a rocky, cold, dusty desert world with a very thin atmosphere, seasons, polar ice caps, extinct vol...
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Mercury
Mercury is the closest planet to the Sun and the smallest planet in the solar system. JPL identifier 199 corresponds to a rocky world with a 2439...
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Neptune
Neptune is the eighth and most distant planet in the solar system: an ice giant discovered in 1846 through mathematical predictions. It has a dyn...
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Saturn
Saturn is the sixth planet from the Sun and the second-largest in the solar system. It is a gas giant composed mostly of hydrogen and helium, kno...
Planetary system Active
Solar System
The Solar System includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets.
Star Active
Sun
The Sun is a yellow dwarf star about 4.5 billion years old, composed mainly of hydrogen and helium. Located at the center of the solar system, it...
Articles and news
8
Article
The Solar System: a cosmic neighborhood far larger than its eight planets
The Solar System is not limited to the planets shown in familiar diagrams. NASA’s figures include hundreds of moons and millions of smaller bodie...
Article
BepiColombo enters a decisive phase of its journey to Mercury
BepiColombo, a joint mission of the European Space Agency and Japan’s JAXA, is designed to study Mercury with two orbiters. Separation of its tra...
Article
The Solar System: What We Know and What Current Missions Are Watching
NASA lists eight planets, five officially named dwarf planets, and a far larger population of moons, asteroids and comets. Its missions study eve...
Article
The Solar System: What We Know and How Missions Explore It
NASA describes a system with one star, eight planets, five dwarf planets and thousands of other bodies. Missions such as IMAP and New Horizons in...
Article
The Solar System Beyond Its Eight Planets
The Solar System includes far more than the planets orbiting the Sun. NASA’s figures include hundreds of moons, more than a million asteroids and...
Article
The solar system in numbers: what NASA’s inventory tells us—and what it leaves out
NASA’s available information offers an overview of the solar system and a unit for measuring distance. It also leaves questions unanswered: the s...
Article
The solar system: a neighbourhood still being explored
The solar system is much more than its planets. NASA’s figures describe its known inventory of worlds and small bodies, while several missions in...
Article
The solar system at a glance: what we know and what missions reveal
The solar system contains one star, planets and a much larger population of asteroids, comets and moons. NASA’s data and news illustrate how diff...