This "family portrait" is a composite of the Jovian system: the edge of Jupiter with its Great Red Spot + Jupiter's 4 largest moons, known as the Galilean satellites. The moons (top-to-bottom): Io, Europa, Ganymede and Callisto.
The Higgs boson is perhaps better known by its nickname: the "God particle." Discovery of God Particle is a major breakthrough in the field of nuclea. The God Particle, I hate that name, using this is giving those religious crazies a nod.