NASA’s Galileo mission – Astronomy Now

Jupiter’s moon Ganymede shows hints of Solar System’s largest impact

17 August 2020 Astronomy Now

A 90-mile-wide asteroid may have smashed into Jupiter’s moon Ganymede in the remote past, leaving still-visible traces of a cataclysmic collision.

More evidence for water vapour jetting from icy Europa

16 May 2018 Astronomy Now

Data collected by the Galileo spacecraft during a 1997 flyby of Jupiter’s moon Europa indicate the probe likely flew through a plume of water vapor, the latest evidence the icy moon likely harbours a vast sub-surface ocean beneath its frozen crust.

Amateur high-resolution observations of Jupiter to support NASA’s Juno mission

12 May 2016 Astronomy Now

Some of the world’s leading amateur and professional astronomers are meeting on 12-13 May to prepare for a campaign of ground-based global observations in support of NASA’s Juno mission to Jupiter. Delegates from 13 countries in Europe and around the world are meeting at the Observatoire de la Côte d’Azur in Nice, France.

NASA's reworked image of Europa based on late 1990s data from the Galileo spacecraft.

Science instruments selected for NASA’s Europa mission

27 May 2015 Astronomy Now

NASA has selected nine science instruments for a future mission to Jupiter’s moon Europa in which a spacecraft would make multiple close flybys of the icy world — thought to contain a global subsurface ocean — to investigate whether the mysterious moon could harbour conditions suitable for life.