特朗普声称NASA正在开发核动力星舰，计划于2028年执行火星任务

本文如何被排名

Signal score

0 / 100

Composite score across the factors below. Higher = stronger signal that this story matters right now.

Newsworthiness bucket

Meme

该说法归因于一位政治人物，并涉及一个推测性的未来项目，缺乏NASA的确凿证据或官方确认，因此不属于核心AI新闻类别。

Source corroboration

Single-source cluster

Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.

Topics

other

Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.

AI-industry relevance

Low

Off-topic or adjacent — cluster remains reachable but doesn't surface in AI-industry rankings.

Story freshness

Breaking (< 6h)

Fresh story with cross-source coverage still developing. Ranking may shift as more sources report.

完整方法见我们的编辑标准。