The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

"In January, you'll have the opportunity to take in four bright planets in a sweeping view" said Preston Dyches of NASA's Jet ...

The solar system consists of 8 planets, including Mercury ... various civilisations have named Mars based on its colour; for instance, the ancient Egyptians referred to it as "Her Desher ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

NASA has shared details of what to look out for in the night sky this month, with the moon appearing alongside a parade of ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

These embryos, somewhere between small planetesimals and fully formed planets, were abundant during the solar system's formative stages and played a critical role in planetary formation.

STARGAZERS are in for a treat this month as a rare planet parade falls in Andromeda galaxy season. “One of the best planet ...

THE search for alien life across our Solar System and beyond has so far kicked up nothing intelligent – let alone microbial.