Black hole (phenomenon)
| This article is about the astronomical feature. For the robophobic drinking establishment, see Black Hole Bar and Grill. |

A black hole is an astronomical feature that occurs when a massive star collapses into a extremely small singularity so dense than not even light can escape its gravitational field.
Transformers have encountered black holes on a number of occasions and they have frequently been shown to function as portals between alternate universes.
Fiction
Generation 1
Megatron had the power to tap into a black hole and draw on antimatter within it as a weapon. He rarely does this because, dude, it's throwing anti-matter around.[1]
A specially outfitted Powermaster Optimus Prime journeyed into one to discover nucleon.[2]
The bounty hunter Axer traveled through one from the Generation 1 continuity to the Robots in Disguise continuity.[3]
Cartoon continuity
A Quintesson ship with a captured Autobot, Decepticon, human, and Junkion aboard passed through one to a negative universe where the color spectrum was reversed. The Killing Jar
BlackZarak used magnetism to harness the power of black holes, and used one to trap Grand Maximus. God Ginrai later found himself trapped in the same hole. BlackZarak - Destroyer from Space
Unicron Trilogy
Cybertron cartoon continuity

Unicron's destruction created an especially large black hole which threatened to destroy the multiverse. Fallen
References


