Modern astronomers now have an advanced understanding of many of the objects in the night sky, and have even determined that ...

Jupiter has four large moons – Io, Europa, Ganymede and Callisto – with diameters of more than 3000 kilometres. However, as of April 2023, we know it is also home to 91 additional small satellites.

They are Io, Europa, Ganymede and Callisto. The experiment was developed and built under Italian leadership with international collaboration, including contributions from the UK (Centre for Electronic ...

In order of how much water each world has, from the least to the most, the wettest are: Enceladus, Dione, Earth, Europa, Pluto, Triton, Callisto, Titan, and Ganymede. Mimas, a moon of Saturn ...