Solar System Exploration - Science@NASA
Dec 4, 2025 · 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 located in the Milky …
Planetary Science - NASA Science
1 day ago · NASA missions continue to explore from the innermost planet, Mercury, to the outer reaches of the solar system, where Pluto orbits among many Kuiper Belt Objects. We have orbited and …
Solar System: Exploration - NASA Science
Nov 4, 2024 · "We have so many different types of objects in the solar system, from planets and moons to asteroids and comets. We can study each one of those, and they all have something they can tell …
Solar System Facts - NASA Science
Mar 12, 2025 · 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 located in the Milky …
Pluto & Dwarf Planets - Science@NASA
Apr 29, 2025 · On July 14, 2015, NASA’s New Horizons spacecraft made its historic flight through the Pluto system – providing the first close-up images of Pluto and its moons and collecting other data …
Comets - Science@NASA
Dec 3, 2025 · Eyes on the Solar System Eyes of the Solar System uses data and images from NASA missions to give you a simulated view of our solar system.
Moons - Science@NASA
May 20, 2025 · Explore Our Solar System's Moons Our solar system has hundreds of known moons orbiting planets and dwarf planets. Even some asteroids have moons. Moons – also called natural …
Studying our solar system - Science@NASA
3 days ago · Outer solar system planets – Jupiter, Saturn, Uranus, and Neptune – are known as gas giants. Jupiter and Saturn consist mostly of hydrogen and helium, while Uranus and Neptune are …
Planetary Systems - NASA Science
Oct 22, 2024 · Our solar system consists of the Sun, whose gravity keeps everything from flying apart, eight planets, hundreds of moons, and billions of smaller bodies – from comets and asteroids to …
In Depth - NASA Science
Sep 30, 2025 · This system of seven rocky worlds — all of them with the potential for water on their surface — is an exciting discovery in the search for life on other worlds.