Learn how you can see bright Jupiter from Earth, helped by its massive size and banded, reflective cloud tops, in December's ...

Here's a look at what to know ahead of Monday's planetary alignment. Planets continuously orbit the sun in the solar system ...

A planetary scientist proposes that the interiors of Uranus and Neptune are layered, with deep oceans of water above ...

IRAS 04125+2902 b – is really just a baby: only 3 million years old. And because such infant worlds are usually hidden inside ...

You may need binoculars or a telescope for this one. It includes the three furthest planets in our solar system.

five-planet alignment with Saturn, Neptune, Jupiter and Uranus. The five-planet line-up is the result of all the planets traveling around the solar system at different speeds, with causes apparent ...

Our solar system used to have nine planets. Astronomer Mike Brown ... address the question of the statistical significance of the alignment of trans-Neptunian objects — the key point of evidence ...

In Hexham, near the border with Scotland, Dan Pye from the Kielder Observatory said seeing the planets in alignment offered perspective about our place in the solar system. He said: "Over the ...