We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

You can see the planets here, orbiting the sun as they ... Could be used to explain the size and scale of the Solar System. Students could write a description of the scale and size of the solar ...

The discovery is keeping astronomers on their toes about how planets are formed.

As civilizations become more and more advanced, their power needs also increase. It's likely that an advanced civilization ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

For a few evenings around 28 February, every planet in the solar system will be visible in the night sky, thanks to a rare great planetary alignment. Here's how to make sure you don't miss this ...