SFS Standard Propulsive Shield Feat 8

Source Player Core pg. 147
Prerequisites Solar Shield
You fire blasts of solar energy through your raised shield, harnessing its gravitational force to propel your attacks. When you make a solar flare Strike while you have your solar shield raised, increase the range increment of your solar flare by 10 feet and increase the damage your solar flare deals by 1 per weapon damage die.

Graviton-Attuned The additional damage is bludgeoning damage. You gain a +2 circumstance bonus to the Trip attempt on a critical success.

Photon-Attuned The additional damage is fire damage. Increase the persistent fire damage on a critical success to 1d8.

Traits

Attuned:You can't use abilities with the attuned trait while you're unattuned. Many attuned abilities require you to be specifically graviton-attuned or photon-attuned, while others can grant additional benefits based on your current stellar attunement.