Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a ...

NASA’s Cassini mission provided the world with unparalleled views of Saturn and its rings. After 13 years, its final images ...

For much of January and February, you have the chance to see six planets in our solar system after dark, although two — Uranus and Neptune — will be hard to see without a telescope or high-powered ...

But later – hundreds of millions of years in the future – a permanent, virtually ringless Saturn will become real, thanks to ...

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see without a telescope or binoculars — and ...

A famous illustration of Saturn's moon Titan got it all wrong. Never mind -- what we imagine space to be, and what we know it ...

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

“Saturday evening, January 18: Venus and Saturn will appear nearest to each other. As evening twilight ends at 6:15 p.m. EST, ...

NASA released a photo of Jupiter that shows the planet in a whole new light.Related video above: NASA captures volcanic world of Jupiter's moon IoThis new look at the gas giant is from the Hubble ...

Research and development is underway to create robots that can hunt for signs of life in the vast oceans that exist under the thick ice shells of bodies like Europa.

You aren't too late to catch a glimpse of a so-called 'planet parade' in the night sky, although to see them all, you might want to grab a telescope.

A famous illustration of Saturn's moon Titan got it all wrong. Never mind -- what we imagine space to be, and what we know it ...