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

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 ...

Starting up again Saturday, a sweeping view of our solar system will glow in the night sky. The planetary alignment, or a ...

NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer planets of our solar system.

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 – ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Six planets – Venus, Mars, Jupiter, Saturn, Uranus and Neptune – are currently ... But such events are not just a spectacle ...

Six of the planets in our solar system will line up, in what is sometimes called a 'planetary parade'. They include Venus, ...

In the depth of winter, a sweeping view of our solar system will glow in the night sky. In total six planets will be visible, four of them to the naked eye - Venus, Mars, Jupiter, and Saturn.VIDEO ...