What can we actually tell about the Monte Grande explosion?

The account presents a gas cylinder connected to a pizza oven as the authorities’ explanation, while also describing neighbors who questioned it because cylinders appeared intact afterward. Those details are a reason to ask how the scene was examined, but an image of intact cylinders by itself does not settle the cause.

Without the investigation findings or a detailed reconstruction, it is safer to call the gas explanation the reported official account, not a proven answer or a disproven one.

A fireball report or a small crater can make a meteor idea sound tempting, but neither one identifies what caused the blast on its own. The material here doesn’t give physical evidence for a meteorite, missile, satellite, or other unusual cause. Those ideas need more than a dramatic description to become explanations.

There’s also a basic detail to check before comparing accounts: the supplied overview labels the event as 1995, but the narrative says it happened on September 26, 2011. That mismatch should be resolved, then reports can be sorted into confirmed details, witness accounts, and proposed explanations. From the material here, the cause remains uncertain.