Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

But the solar system really is flat. All the planets and most of the asteroids orbit the sun in roughly the same plane, so that when you view them from Earth they line up neatly.

In "Vacation Guide to the Solar System" (Penguin Books, 2017), authors Olivia Koski and Jana Grcevich bring readers through the finer points of visiting the top solar system destinations.

By Ashley Strickland, CNN (CNN) — A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s ...

The Sun is the largest object in the Solar System and was the first to form. The huge gravitational pull of the Sun keeps many other objects - planets, dwarf planets, asteroids and comets - in ...

Anatomy of an interstellar object Comet 3I/ATLAS follows two other intriguing interstellar objects, called ISOs, that once passed through our solar system: ‘Oumuamua in 2017 and 2I/Borisov in ...