Learn about the solar system in our new What If song. Explore planets, moons, and cosmic wonders through music and ...

Journey beyond Neptune to uncover the frozen, mysterious worlds that challenge everything we thought we knew about the solar ...

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...

At a young age, we're told how the sun warms Earth and makes life possible. That idea sticks with most of us for life. But ...

Uranus is the only planet that rotates sideways with a 98-degree tilt. Learn why Uranus spins this way, how its seasons last ...

A newly detected super-Earth just 20 light-years away is giving scientists one of the most promising chances yet to search ...

In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, ...

Earth is called the Blue Planet because 71% of its surface is covered with water, giving it a blue glow when seen from space.

The space object, named Chiron, is believed to be a piece of rock measuring a whopping 130 miles wide at its broadest point - but that's not what makes it unusual. Scientists have recently discovered ...

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...