The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

On Episode 176 of This Week In Space, Rod Pyle and Tariq Malik are joined by Alan Stern to talk about what is next in deep ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

How Did the Solar System Form? The tale of our sun may begin with another star: a predecessor whose fiery death brought about the birth of our solar system.

Learn about the Solar System with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

Earth is the sixth planet from the edge of the solar system, meaning we're none too near this cold and inhospitable frontier. But we've sent out various spacecraft over the years, so do we have ...

An illustration of the solar system (not to scale), including the sun, inner rocky planets, asteroid belt, the outer gassy planets, and—beyond Neptune—the Kuiper belt and the Oort cloud.

The Jovian system is certainly where things can grow old. Although it has active moons like Europa, Io, and Ganymede, its moon Callisto has the oldest surface in the Solar System.

So if our solar system is more or less flat in terms of the planetary rotations around the sun (I'm using typical pictorial depictions of the solar system), what is up and down from our solar ...