Comet's water still hanging around on Jupiter

Comet's water still hanging around on Jupiter

Shoemaker-Levy 9 supplied almost all of aqueous part of the planet's upper atmosphere

By Andrew Grant, 15:38 PM April 24, 2013

In July 1994, the comet Shoemaker-Levy 9 plowed into Jupiter, and the comet fragments triggered dark scars of debris in the giant planet’s atmosphere that were visible for weeks. The comet also left behind a more permanent deposit: millions of gallons of water. Water from the impact still makes up at least 95 percent of the water in the planet’s upper atmosphere, researchers report April 23 in Astronomy & Astrophysics.

Telescopes had previously spotted water in Jupiter’s upper atmosphere, s...

Source URL: