As close as it gets...

as the orbital dance of the planets in the solar system bring Jupiter and Saturn within 0.1 degrees of one another, at least as viewed by Earthlings on this winter solstice.

The Galilean moons of Callisto, Io and Europa make an appearance during the Great Conjunction of 2020.

The Galilean moons of Callisto, Io and Europa make an appearance during the Great Conjunction of 2020.