What would happen if gamma-ray burst from a supernova burst hit the sun? Would the sun explode? Would the sun expand. Have a longer lifetime? Shorter Lifetime? Because people are nit-picky about stuff like this, we'll say it is about 200 light years away (Yeh I just watched this on Vsauce what is the brightest thing in our universe).
Can you answer progressively- in the first 3 seconds, in the next 5 seconds, long term etc