The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical properties of a potential moon-forming disk encircling a large exoplanet. The carbon ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's alien life closer to home — within the bounds of our solar system? The ...

When I see planets in the night sky, I think of them as old friends. I know, I know — I need to get out more, but my oldest and dearest friends are not planets, but the twin Voyager spacecraft. It is ...

Yet the excitement is muted a bit in October because the rings appear nearly edge-on. They tilt 1.5° to our line of sight on the 1st and just 0.6° on the 31st. With the rings creating less distraction ...

Webb Telescope is investigating the formation of moons around a massive planet. Astronomers are using the data to study the chemical composition of a disc that is believed to be the basis for the ...

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Now, thanks to NASA’s James Webb Space Telescope, scientists have made the first direct measurements of one such disk around a distant planet named CT Cha b, located 625 light-years away. This disk is ...

For nearly two decades Enceladus, a 500-kilometer-wide moon of Saturn, has been a top target in the hunt for extraterrestrial life. In 2005, shortly after arriving in orbit around the ringed planet, ...

The south pole of Enceladus—a tiny moon orbiting Saturn—is a volatile place. In this region, the moon’s subsurface ocean spews jets of water through four “tiger stripe” cracks in the icy crust, ...