Book your visit at <a href=" taking a journey through space, jumping on each planet in our Solar System. On which planets ...

You may need binoculars or a telescope for this one. It includes the three furthest planets in our solar system.

A new study suggests that the planet’s icy interior and liquid ocean could be insulated with a three-to-six-mile-thick layer ...

Today, we know of more than 5,000 exoplanets: planets outside our solar system that orbit other stars. While the effort to ...

Astronomers have discovered an Earth-like planet orbiting a white dwarf 4,000 light years away, raising questions about Earth ...

Our solar system consists of Sun and celestial bodies bound to it by gravity, including planets, moons, asteroids, and comets ...

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

With its huge rings of ice and dust, Saturn is one of the Solar System's most iconic planets. It's beautiful, really. But ...

NANCY CHABOT: When we think about our solar system, we think about the sun, it's in the center, everything else is kind of going around it, and we've got the big planets, Jupiter and Saturn ...

"If life exists in Titan's ocean under the thick ice shell, any signs of life would need to be transported up Titan’s ice shell. This is more likely to occur if Titan's ice shell is warm and ...

If you didn't know, Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. Let's explain ...

This month, catch planetary views of Saturn, Jupiter, and Mars, witness a close pass of the Parker Solar Probe by Venus, and ...