Fostering curiosity about astronomy and space exploration among children, a new book titled “Champu’s Trip to Outerspace” offers an engaging exploration of the solar system for young readers. The ...

A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars ...

Comets, often described as the solar system's "dirty snowballs," are icy bodies made of rock, dust and ices. These relics of ...

For billions of years, it's kept our ... planets out of their original orbits — showing that perhaps not even the Sun can protect us from the chaos caused by foreign intruders. The solar system ...

There are eight planets in our solar system We all revolve around the Sun Learn about the different planets Now sing along and have some fun My name is Mercury I'm the second hottest planet The ...

If planet X exists, it is likely a gas giant similar to Neptune. NASA/Caltech/R. Hurt (IPAC), CC BY Our solar system is a particularly crowded place. Millions of objects move within it, whether they ...

For billions of years, it's kept our ... solar system. The solar system is approximately 4.6 billion years old. Astronomers believe that roughly 100 million years into its existence, the planets ...

During the first five million years following the ignition of the sun, our solar system transformed from a chaotic protoplanetary disk of dust and gas into an organized collection of planets ...

These relics of the early solar system are critical to unlocking key mysteries around our planet's formation, the origins of Earth's water, and even the ingredients for life. Astronomers are able ...

Want to see Mars at its brightest in January? The best telescopes for seeing planets give you the clearest views of our celestial neighbors. The new year is a great time to test out your ...