The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

This Valentine's Day, why not make your kid's holiday extra special with printable cards that they can design themselves?

And the sun is a star that gives out heat and light. The sun is at the centre of the solar system. The solar system is the name we use to describe the eight planets, and their moons, that circle ...