Astronomer Neil Gant fails to predict a comet hitting Ireland with disastrous consequences. However fear for a repeat gets his sky-watch program more NASA-resources. This time an approaching series of comets is detected in time, but only to calculate they're too large and fast to be eliminated. The target area, around Pennsylvania, is determined and hastily evacuated in a race against apocalyptic time.
Did You Know?
One of the first scenes pinpoints what the movie identifies as Shannon Airport on a map. In fact it is Galway City which is indicated. Sometime later a similar map purports to indicate Dublin City, but in fact shows Dundalk. See more