documentary · HACKER NEWS RECOMMENDATION
Nuclear Propulsion in Space
US National Archives · 2 HN recommenders · 2 recommendation months
Recommended by 2 Hacker News commenters across 2 months (2018–2020).
SignalTube analysis
Among 15 other documentary videos tagged Space exploration & spaceflight, the mean is 2.6 distinct HN recommenders. This video has 2 distinct HN recommenders, below that mean. Recommendations span 2 distinct months; the peer average is 2.5 months. This is a data-derived comparison, not a human review or quality rating.
50% of its 4 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2018–2020; those years describe discussion history, not upload date. Its verified runtime is 23 minutes 49 seconds. YouTube lists its publication date as 2017-01-05.
- Channel / speaker
- US National Archives
- Verified runtime
- 23m 49s
- YouTube upload date
- 2017-01-05
- Hacker News mention years
- 2018–2020
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other documentary videos in Space exploration & spaceflight. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| Nuclear Propulsion in SpaceCurrent video | 2 | 2 | 50% | — | 23m 49s | 2017-01-05 |
| Apollo Guidance Computer Part 1: Restoring the computer that put man on the Moondocumentary · CuriousMarc | 8 | 6 | 89% | No recorded overlap | 21m 4s | 2018-11-14 |
| HOW ROCKETS ARE MADE (Rocket Factory Tour - United Launch Alliance) - Smarter Every Day 231documentary · SmarterEveryDay | 5 | 5 | 63% | No recorded overlap | 54m 16s | 2020-02-29 |
| 7 Minutes of Terror: The Challenges of Getting to Marsdocumentary · NASA Jet Propulsion Laboratory | 5 | 4 | 56% | No recorded overlap | 5m 8s | 2012-06-22 |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a recommendation in “New nuclear engine concept could help realize 3-month trips to Mars”. Its short rationale: Old-timey explainer on nuclear rocket operation.
The archive classifies this as a contextual reference in “The US military is getting serious about nuclear thermal propulsion”. Its short rationale: Old video on weight reduction without chemical fuel.
The archive classifies this as a contextual reference in “NASA Wants to Send Nuclear Rockets to the Moon and Mars”. Its short rationale: Shows nuclear rocket engines have already been run.