A pair of shuttle astronauts leave their spacecraft to repair a satellite. There’s an explosion. NASA loses contact for two minutes, but the both are rescued and safely returned to Earth. Eventually it becomes evident that neither of the astronauts is quite the same.
The Astronaut’s Wife
After an explosion in space and subsequent two-minute radio-out period, two astronauts return home to their wives. Slightly it’s revealed that they’re not the same as they were.