[moon] Not to be confused with the asteroid called 5 Astraea Adrastea (ə {Respell|ad-rə|STEE|ə}; Αδράστεια), also known as Jupiter XV, is the second by distance, and the smallest of the four inner moons of Jupiter. It was discovered in Voyager 2 probe photographs taken in 1979, making it the first natural satellite to be discove... Found on http://en.wikipedia.org/wiki/Adrastea_(moon)
The second-closest moon of Jupiter, moving just one Jovian radius above Jupiter's cloud tops. Adrastea is extremely small and irregular in shape. Like its inner neighbor, Metis, it orbits faster than Jupiter spins on its axis, a situation that results in orbital instability and will eventually cause... Found on http://www.daviddarling.info/encyclopedia/A/Adrastea.html