In the video game "Destiny," what event marks the end of the Golden Age and the dissolution of the colonies in the Solar System?

The event that signifies the end of the Golden Age and the dissolution of the colonies in the Solar System in "Destiny" is known as The Collapse. This catastrophic event led to widespread chaos and loss of life, resulting in the fall of many civilizations established during the Golden Age. It was a pivotal moment in the game's lore, as it marked the transition from a period of prosperity to one of desperation and survival.

As a consequence of The Collapse, many technological advancements were lost, and various factions and forces, including enemies of humanity, took advantage of the ensuing turmoil. This event is deeply woven into the narrative of the "Destiny" universe, serving as a backdrop for the struggles that players face in the game, including defending the remnants of humanity against various threats.

The other options represent different concepts or events within the game's story but do not encapsulate the significant historical turning point that The Collapse represents.