Why didn't the comet get spotted, 'cause it had to be one of the biggest every seen to knock the 'asteroid' into the inner system like that. Gravity on the space station. I'm not going to even go into the geometry problems with this one, but just check it out for yourself and try and work it out in your own mind. Granted, it's the size of Texas. Who gives a rat's ass.
Gravity is one of the weakest forces in the universe.
Lastly, I was a victim on the marketing. Instead, I got a chick flick, which is what Armaggeddon was in the end. I was suckered again, recently, when I went to see Pearl Harbour. Jar Jar Binks. Meg - A novel of deep terror.