I keep having this dream its freakin scary...help?

i had this dream like 4 times in the past 4-5 months and it starts off at night and theres stars everywhere and all of the sudden asteroids or just big fire come crashing on earth but everywhere and for some reason they never hit me...anyway it looks just like the part in that movie 2012 and its scaring the crap out of me! can this happen or am i psychic or something?