Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...

Jupiter and Saturn – have a lot in common. They're made of very similar stuff, they spin at similar speeds, and radiate ...

The new moon tonight turns the sky into a natural observatory, stripping away glare and letting Jupiter, Saturn and the ...

I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that ...

Under extreme planetary conditions, water turns into a strange, electricity-conducting solid hidden deep inside giant planets.

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts ...

A record-breaking asteroid has been discovered by the Vera C. Rubin Observatory just seven days after it began its observations. Based on this performance result, scientists and astronomers can expect ...

Jupiter will be at its most spectacular in 2026 in the early hours of Jan. 10, as it shines above the eastern horizon among ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

"Our discovery offers further evidence that the galaxy may be teeming with rogue planets." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Rogue ...