[BenKenobi]

L2 and L3 are 60 degrees ahead or behind the most massive object.

And I see someone has already explained L4 and L5 lagrange points.

[LonePalm]

Sorry, those are the L4 & L5 points.

Garde la Foi, mes amis! Nous nous sommes les sauveurs de la République! Maintenant et Toujours!
(Keep the Faith, my friends! We are the saviors of the Republic! Now and Forever!)
LonePalm, le Républicain du verre cassé (The Broken Glass Republican)