Is the armageddon movie based on a true life story?

This one? http://en.wikipedia.org/wiki/Armageddon_(1998_film)

Notice the 6th word (the hyphenated one).

No, the movie "Armageddon" is not based on a true-life story. It is a work of fiction and falls into the science fiction genre. However, it does draw inspiration from the concept of an asteroid impact and the efforts to prevent it, which are themes that have been explored in various forms of literature and film. If you are looking for accurate information about real-life asteroid impacts and efforts to mitigate such threats, there are numerous scientific studies and resources available that can provide you with factual information.