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

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 ...

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

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

It’s a big moment for amateur astronomers with telescopes because an outer planet's annual ... composite from the Hubble Space Telescope. Opposition also sees Saturn rise in the east at sunset ...

Dec. 9, 2024 — A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in ...

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

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

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 ...

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

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

Keep your eyes on the sky this upcoming year for a chance to spot breathtaking meteor showers, a special view of Saturn and a ...