Celestial wrath

"Dear Grid Coordinates"

The stars fall from the sky. The minute they hit the ground everything is transformed into a hellish landscape.  

While this is a level-one spell, you may only cast this spell once a week. 

The area of effect is your level multiplied by 25. 

Anyone within the area of effect must roll a dexterity saving throw. upon failure, you will be stunned for the next round. You also take 2d12 damage.  Friendlies must roll a saving throw as well.

The spell damages objects in the area and ignites flammable objects that aren't being worn or carried.