In Depth | 1P/Halley – 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.
Kuiper Belt and Oort Cloud
In March 2004, a team of astronomers announced the discovery of a planet-like transneptunian object orbiting the Sun at an extreme distance, in one of the coldest known regions of our solar
Solar System — Google Arts & Culture
The solar system consists of a central star, the sun, and all of the smaller celestial bodies that continuously travel around it, including our very own
In Depth | Amalthea – 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.
The Solar System
The solar system includes the Sun, planets, dwarf planets, moons, rings, asteroids, comets, and particles of dust.
In Depth | Titan – NASA Solar System Exploration
The discovery of a global ocean of liquid water adds Titan to the handful of worlds in our solar system that could potentially contain habitable environments.
Solar System – Definition, Facts, Planets
Learn about the solar system in astronomy. Get its definition, discover the planets in order, and get interesting facts.
In Depth | Sun – 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.
Earth 3D Model – NASA Solar System Exploration
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Solar System Exploration
Our solar system includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets. Our solar system is
Science 101: The Solar System
How many planets are in the solar system? How did it form in the Milky Way galaxy? Learn facts about the solar system''s genesis, plus
In Depth | Earth''s Moon – 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 | Callisto – 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.
Solar System quick facts
Our Solar System contains planets, comets and asteroids all of which travel around our star, the Sun. Until 2006 nine main planets were listed, but
In Depth | Our Solar System – NASA Solar System Exploration
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
Solar System
OverviewTrans-Neptunian regionDefinitionFormation and evolutionGeneral characteristicsSunInner Solar SystemOuter Solar System
Beyond the orbit of Neptune lies the area of the "trans-Neptunian region", with the doughnut-shaped Kuiper belt, home of Pluto and several other dwarf planets, and an overlapping disc of scattered objects, which is tilted toward the plane of the Solar System and reaches much further out than the Kuiper belt. The entire region is still largely unexplored. It appears to consist overwhelming
The solar system—facts and information | National Geographic
This digital collage brings together our solar system and points beyond in one view.
Solar System: Planets, Moons, and the Sun
With each planet, moon, asteroid, and comet, the solar system tells a story of birth, destruction, rebirth, and motion—stories
BEYOND
Its gravity holds the solar system together, keeping everything in its orbit. Almost all (99.8%) of the mass in the solar system is contained within the Sun.