At these speeds and masses, it's best to think of the objects as if they were water. Imagine two globs of water colliding at high speed. Are they going to just

At these speeds and masses, it's best to think of the objects as if they were water. Imagine two globs of water colliding at high speed. Are they going to just cancel out and drop? Or are they going to splash in all directions? In this case, the splash will be metal pieces, hitting every other satellite in orbit.