Our solar system is made up of a star, eight planets, and countless smaller bodies such as dwarf planets, asteroids, and comets. Our solar system orbits the center of the Milky Way galaxy at about 515,000 mph (828,000 kph). We're in one of the galaxy's four spiral arms.
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Solar System
Star system
The Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc. Wikipedia
Age: 4.571 billion years
Frost line: ~5 AU
Heliopause: detected at 120 AU
Known comets: 4,591
Known natural satellites: 758
Location: Local Interstellar Cloud; Local Bubble; Orion–Cygnus Arm; Milky Way;
The solar system has one star, eight planets, five dwarf planets, at least 290 moons, more than 1.3 million asteroids, and about 3,900 comets.
Over 150 solar system facts for kids are categorized in such a way that you can practice memorizing things about each planet and more!
7 days ago · Solar system, assemblage consisting of the Sun and those bodies orbiting it: 8 planets with about 210 known planetary satellites; ...
Mar 2, 2022 · 1. The solar system is really big; 2. Our neighborhood is huge; 3. Uranus spins sideways; 4. Jupiter's moon is volcanic chaos; 5. The biggest ...
1) One million Earths could fit inside the Sun – and the Sun is considered an average-size star. 2) For years it was believed that Earth was the only planet in ...
Top 10 facts · Everything in the Solar System revolves around the Sun. · There are eight planets that orbit around the Sun. · The closest planet to the Sun is ...
You can't stand on Uranus · The whole of Mars is as cold as the South Pole · Saturn's rings are 90% water · Jupiter's largest moon has a salty ocean that contains ...
Mar 29, 2023 · The sun is by far the largest object in our solar system, containing 99.8% of the solar system's mass. It sheds most of the heat and light that ...