Too soon?
No.
It’s never too soon when the deceased died of stupidity, arrogance, and cheapskatery.
National Lampoon had an article called Prof Kenilworth Dissects the Joke, I think that had some gags about the space shuttle
explosion
NASA Need Another Seven Astronauts
Launch Meat
What did Christa tell her husband before the flight? You feed the dogs, I’ll feed the fish.