Researchers are reporting Herschel observations of water in Jupiter's stratosphere. It is a clear remnant of the Shoemaker-Levy 9 comet impact on Jupiter nearly 20 years ago. Astronomy & Astrophysics ...

Twenty-five years ago, humanity first witnessed a collision between a comet and a planet. From July 16 to 22, 1994, enormous pieces of the comet Shoemaker-Levy 9 (SL9), discovered just a year prior, ...

Lucky is the word I’d use for any telescopic observers who got to see one of the most stunning spectacles in nature when Comet Shoemaker-Levy 9 impacted Jupiter in July 1994. The collision left inky ...

Scientists have been studying the planet Jupiter to determine why the atmosphere over the planet's southern hemisphere contains more water than the atmosphere over the northern hemisphere of planet.

On July 19, 2009, 15 years to the day after the famous comet Shoemaker-Levy 9 peppered Jupiter with huge chunks of ice, the gas giant was hit once again by a cosmic bullet. Subscribe to read this ...

IT WAS, we wrote on 23 July 1994, the astronomical event of the century: the first time we had ever had advanced notice of a collision between a comet and a planet. And it lived up to its billing.

The European Space Agency’s (ESA) Herschel Space Observatory has solved a long-standing mystery as to the origin of water in the upper atmosphere of Jupiter, finding conclusive evidence that it was ...

This image shows the water-drenched stratosphere of Jupiter, captured yesterday by the Herschel space observatory, superimposed on a Hubble space telescope photo of the planet. Astronomers think that ...