Astrophysicists are mapping a vast, hidden structure in the gas around the Sun that behaves like a tunnel carved through ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

When we think of Earth and its neighboring planets orbiting around our common host star, we picture the center of the Solar System as smack in the middle of the Sun. However, that's not entirely true, ...

This video segment adapted from NOVA scienceNOW follows scientists analyzing meteorites—the oldest rocks in the solar system—to determine what triggered the birth of our solar system from a vast cloud ...

The location of the solar system's outer boundary is a point of contention among astronomers. There are three possible candidates, which "all have merit." But which one is best? When you purchase ...

Here's a look at our solar system, from the scorching surface of Venus to the home of the largest volcano. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

With so many interesting solar system facts, we've narrowed them down to 25 of our favorites. Our solar system consists of the sun and everything that orbits that sun, like the eight (once nine) ...