La monstrueuse FUSÉE CHINOISE (plus large que le Starship !) 🤯

Item: La monstrueuse FUSÉE CHINOISE (plus large que le Starship !) 🤯
Rating: 4
Author: PostSingularity Institute

by Hugo Lisoir

Applied Sciences & Engineering Engineering & Technology TTDSpace science TTDSAstronautics

🎙 Hugo Lisoir 👥 554K 📅 June 1, 2023 ⏱ 11 min 👁 184K 📄 documentary 🧭 2026-08-26

Available in: English (current) Français

Keywords

Long March 9Long March 10CNSAlunar missionmethane enginereusabilityspace race

Summary

This documentary episode from Hugo Lisoir’s ‘Les Dossiers de l’Espace’ focuses on China’s two upcoming super-heavy launch vehicles: the Long March 9 and Long March 10. The video explains that China’s ambitious goal of landing astronauts on the Moon by 2030 requires a new generation of rockets far more powerful than the current Long March 5. The Long March 9, initially designed as a Saturn V-class rocket, has evolved into a Starship-like vehicle with a 10.6-meter diameter, methane engines, and potential reusability, targeting 150 tonnes to low Earth orbit. The Long March 10, a more moderate super-heavy rocket, is designed for crewed lunar missions using a two-launch architecture, with a capacity of 70 tonnes to LEO and 27 tonnes to trans-lunar injection. The video also discusses other potential applications for these rockets, such as space-based solar power and Mars sample return missions. It concludes by noting that China’s state-owned enterprises are developing these rockets, and questions their commercial viability compared to SpaceX’s model. The presentation is clear, well-illustrated, and based on recent official information, while acknowledging the evolving nature of the designs.

182 words

Critical Evaluation

Value of the Information & Strength of the Argument

The video provides a valuable and up-to-date synthesis of China’s super-heavy rocket program, a topic that is often covered with less depth in mainstream media. The argumentation is solid: the author logically explains the need for new rockets based on China’s lunar ambitions, then details the design evolution of both the Long March 9 and Long March 10, comparing them to Western counterparts like the SLS and Starship. The discussion of potential applications (solar power, Mars sample return) and the commercial viability question adds depth. The author is careful to note that the information is based on current official presentations and may evolve, which strengthens the credibility of the analysis.

Scientific Rigor, Source Quality, Title Accuracy

The video demonstrates a rigorous approach to sourcing, citing reputable space news outlets such as SpaceNews, Space.com, and Interesting Engineering in the description. The information presented is consistent with these sources and reflects the state of knowledge as of mid-2023. The title accurately reflects the content, focusing on the impressive size of the Long March 9, which is indeed wider than Starship. The video does not overstate claims and clearly distinguishes between confirmed facts and projections. The production quality is high, with clear visuals and a well-structured narrative.

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Title / Content Match

The title accurately reflects the content, focusing on the impressive size of China's new super-heavy rockets, particularly the Long March 9, which is indeed wider than Starship.

Quality & Reliability

8/10

The video is well-structured, based on recent official announcements and reputable space news sources. The author clearly distinguishes between confirmed facts and evolving designs, and acknowledges the uncertainty inherent in such projects. The tone is measured and avoids sensationalism.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

China outlines architecture for future crewed moon landings — Source for the architecture of China's crewed lunar missions, including the two-launch approach.
China's huge propellant tank for Long March 9 rocket — Source for details on the Long March 9's propellant tank and design.
China's answer to Starship: Comparing Long March 9 to Elon Musk's Mars rocket — Source for comparison between Long March 9 and Starship.

Concurring Sources

China outlines architecture for future crewed moon landings — Confirms the two-launch architecture for crewed lunar missions.
China's huge propellant tank for Long March 9 rocket — Confirms the diameter and design evolution of the Long March 9.

External References

Contribution & Novelties

This video provides a clear and accessible overview of China’s two super-heavy rocket projects, which are often confused or underreported. It highlights the recent design evolution of the Long March 9 towards a Starship-like architecture, and introduces the Long March 10 as a separate, more immediate vehicle for crewed lunar missions. The discussion of the strategic and commercial implications adds a valuable perspective beyond mere technical specifications.

Pour aller plus loin :

Long March 9 (Wikipedia) — Overview of the Long March 9 rocket, its history, and specifications.
Long March 10 (Wikipedia) — Overview of the Long March 10 rocket, its role in China’s lunar program.
Chinese Lunar Exploration Program (Wikipedia) — Context on China’s broader lunar exploration efforts.

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Radar Profile

The radar profile shows a balanced performance across all dimensions, with slightly lower scores in technical depth and information quantity, reflecting the video's focus on an overview rather than deep technical analysis. The high reliability and quality scores indicate a trustworthy and well-produced content.

Reliability 8/10

💬 Très positif. Sur les 30 commentaires analysés, la grande majorité exprime des remerciements et des éloges pour la qualité du dossier, la précision des informations et la passion du présentateur. Quelques commentaires soulèvent des questions techniques ou des suggestions, mais l'ensemble est très favorable.