Mercury
The speedy little world closest to the Sun. It’s rocky, full of craters, and has super hot days and freezing nights!
Discover MercuryWelcome to NebulaFormation!
Hey space explorer 👋 — this site is built for curious kids around 10 years old. Jump in to learn quick, fun facts about our Solar System, from speedy Mercury to windy Neptune.
Start Exploring
Everything orbits the Sun — a giant star that gives us heat and light.
Pick a Planet
Venus
Earth’s ‘twin’ in size, but not in weather. Venus is wrapped in thick clouds and is the hottest planet of all.
Discover Venus
Earth
Our blue home! Earth is just right for life thanks to liquid water, air to breathe, and a cozy distance from the Sun.
Discover Earth
Mars
The red planet with giant volcanoes and dusty storms. Scientists are searching for signs that water once flowed here.
Discover Mars
Jupiter
The biggest planet! A gas giant with colorful clouds and a huge storm called the Great Red Spot.
Discover Jupiter
Saturn
Famous for its beautiful rings made of ice and rock. Saturn is also a gas giant with many moons.
Discover Saturn
Uranus
A chilly ice giant that spins on its side like a rolling ball. It has faint rings and a bluish color.
Discover Uranus
Neptune
Dark, windy, and far away! Neptune is an ice giant with the fastest winds in the solar system.
Discover NeptuneWatch: The Solar System
Can’t see it? Open on YouTube.
What is the Solar System?
The Sun is our star. Its gravity keeps all the planets in orbit.
Planets are big worlds. Four are rocky, four are giants made of gas or ice.
Moons are smaller worlds that orbit planets. Earth has one; others have dozens!
Asteroids & Comets are space rocks and icy snowballs that also orbit the Sun.
| Closest | Mercury |
|---|---|
| Farthest | Neptune |
| Biggest planet | Jupiter |
| With rings | Saturn (and some others have faint rings!) |