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| | NAI: News Stories (Site not responding. Last check: 2007-10-23) |
 | | There are, however, a total of 61 moons orbiting the 9 planets in our solar system and some of them have atmospheres, organic molecules, water, or heat energy - the conditions necessary for life to exist. |
 | | Io is one of the few bodies in the solar system known to be volcanically active (along with Neptune's moon Triton, the planet Venus, and of course, Earth). |
 | | While Europa seems to be the only part of the Jovian system that may have all of the ingredients necessary to cook up the dish called "life"â”liquid water, organic molecules, and heat energyâ”the other Jovian moons and the planet Jupiter can not yet be completely ruled out. |
| nai.arc.nasa.gov /news_stories/news_detail.cfm?ID=205 (1407 words) |
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