There are two main types of antagonists in Star Trek. Sometimes an entire alien race, such as the Borg, the Romulans or the Dominion, becomes the sworn enemy of the United Federation of Planets, kept at a distance via treaties, neutral zones or wormholes. Occasional descents into all-out war are a clear and present danger.

A United Launch Alliance Vulcan rocket carrying classified Space Force payloads suffered a booster problem but apparently made an otherwise "nominal" ascent to space, the company said.