1. Hit by a relativistic diamond meteor, a la XKCD What If? number 20, found here
2. More contagious version of Ebola becoming a pandemic.
3. BOSD of the matrix after a numeric overflow in the time keeping logic.
4. Skynet initiates "terminator program" and set hundreds of ancient H-bombs to explode
5. Crazy general believing in the apocalypse sends a few missiles to another country and starts the nuclear holocaust
6. Red Matter
7. Someone invents an indestructible material, and makes a free energy machine from it, which starts spinning faster, and faster, and faster, and faster, AND FASTER...
8. Resonance cascade
9. OBSP gets released...
10. Demolished to make way for an interstellar bypass.
11. Easter Island Moai Rampage
12. CERN slams two Higgs Bosons together, creating a black hole that eats the Earth.
13. Justin Beiber and Celine Dione get married, and start a new band. The world would kill itself.
14. Obama says yes to building a Death Star.
15. Snooki has a second child.
16. Yellow stone National park's,caldera ,Super volcano blows it,top.
17. The original sheet music and text to "Vége a világnak" is found and broadcast worldwide. The whole world commits suicide.
18. Half Life 3
19. A total solar eclipse will bring Mir to deorbit and crash on every Nuclear Plant.
20. Probe wills it.
21. Spontaneous existence failure
22. NASA take up the challenge to launch shovelfuls of Earth onto a solar escape trajectory
23. Aliens brake too late and impact the Earth at warp 4.5 (and get a speeding ticket)
24. Taco Bell releases Super Bean Burrito Extreme for only 99 cents, global warming accelerates from sudden methane releases until Earth is in a second ice age.
25. ctrl+q
26. Reapers
27. Orbiter Forum shutdown
28. Freebase Sugar given to every 6 year old on the West Coast of the US.
29. The Big One hits Los Angeles.
30. Ice 9 really does get invented.
31 The joke at
is discovered and broadcast to the world.
32. A wandering black hole is on a collision course with our Sun.
33. All copies of Orbiter Simulator self destruct on December 21, causing mass hysteria.
34. The stars are in right positions on December 21, rituals has been performed and Cthulhu is awaken
35. Too many people play that REM song, "It's the End of the World As We Know It (And I Feel Fine)" at once, causing the Internet to crash.
36. Alduin world-eater arrives but there are no Dragonborn to stop him.
37. 100% of the population learn of and begin to play minecraft, forgetting to eat, sleep and drink.
38. Earth undergoes unexpected global resurfacing.
39. The Biblical apocalypse happens.
40. Jean Clude van Damme plays Hamlet
41. The Vogon Fleet arrives.
42. The Probe divides by zero.
43. Woo482 is permitted to fly an XR2 in the vicinity of the US nuclear arms cache.
44. Off-by-one error in a for loop in Universe.Time.Propagate.TimeStep(), throwing an unhandled exception while God is away from the debugger.
45. NullPointerException, because Matrix is noob-coded in Java.