On the evenings of Jan. 17 and 18, the planets will appear virtually side by side, in what's called a “planetary conjunction.

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

But later – hundreds of millions of years in the future – a permanent, virtually ringless Saturn will become real, thanks to another process called ring rain in which gravity pulls the rings apart and ...

Early 2025 is a good time for skygazing and spotting up to seven planets in the night sky – if you have a little help.

On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa, western Russia ...

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 ...

Venus, Saturn, Jupiter and Mars are all visible to the naked eye just after the sun goes down. Neptune and Uranus can also be ...

Chorus waves, which affect the safety of astronauts and satellites, have been found in a place where their existence was ...

Directly to the right of Orion is Jupiter and left of it is the unmistakable red disc of Mars. The best time to view the ...

Photoshop CC 2014 tutorial showing how to create a stunning, Saturn-like planet that casts a deep shadow onto its surrounding ...

And so, on 18 April, engineers flung that code into space and hoped ... nearby planets of the outer solar system. Within a couple of years, they had visited Jupiter and Saturn, their primary ...