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

A very rare treat is about to grace Earth's night skies.

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to SkyatNightMagazine. We'll see six planets in the first part of February – ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.

Our home, planet Earth, is part of a system of bodies that orbit a central star – the Sun. This solar system consists of four inner rocky planets and four outer gas giant planets as well as an ...

Actually, it's not uncommon for a few planets to be on the same side of the Sun at the same time ... aren't the neat planetary queues you see in diagrams and illustrations of the Solar System.