What was the Big Falcon Rocket (BFR)?

The BFR was a proposed, fully reusable space launch system developed by SpaceX consisting of a booster (BFB) and a spaceship (BFS). It was designed to replace the Interplanetary Transport System but was ultimately abandoned in favor of the Starship program.

What are the components of the BFR system?

The system consisted of two main parts: the **Big Falcon Booster (BFB)**, which served as the first-stage launch vehicle, and the **Big Falcon Spaceship (BFS)**, which functioned as the second-stage spacecraft.

How does the BFR relate to SpaceX's Starship?

The BFR is the direct predecessor to SpaceX's Starship. The BFR project was classified as an "abandoned project" in structured data and was officially replaced by the Starship development program.

Why was it called the Big Falcon Rocket?

The name "Big Falcon Rocket" (BFR) shares its initials with the "Big Fucking Rocket," an alias derived from the "BFG" (Big Fucking Gun) naming convention. Official documentation lists "Big Falcon Rocket" as the formal title.

Big Falcon Rocket

reusable space launch and spacecraft system proposed by SpaceX

Class type of: reusable launch vehicle Q41305015

Facts

11 properties

Instance of: vehicle family, abandoned project^[2]
Subclass of: reusable launch vehicle^[6]
Short name: BFR, BFB, BFS^[13]^[14]^[15]
Country of origin: United States^[7]
Developer: SpaceX^[5]
Manufacturer: SpaceX^[4]
Mass: 5,000 tonne^[16]
Named after: BFG^[3]
Official name: Big Falcon Rocket, Big Falcon Booster, Big Falcon Spaceship^[10]^[11]^[12]
Replaced by: Starship^[9]
Replaces: Interplanetary Transport System^[8]

🏷️ Also known as

en BFR en Big Falcon Rocket en Big Fucking Rocket ar بي إف آر en-gb Big Falcon Rocket en-gb Big Fucking Rocket es Big Falcon Booster es Big Falcon Spaceship fa بی‌اف‌آر fr BFR hu Big Falcon Rocket hu Big Fucking Rocket hu Kib*szott nagy rakéta hu Starship (űrhajó) it BFR it Starship-Super Heavy

🔖 Identifiers · 3

Image (Wikimedia Commons): BFR (2017).png ↗
Fandom article ID: starship-spacex:Big_Falcon_Rocket
Google Knowledge Graph ID: /g/11f11pjdj2

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections

Country of origin 1

United States

Developer 1

SpaceX

Manufacturer 1

SpaceX

Named after 1

BFG

Replaced by 1

Starship

Replaces 1

Interplanetary Transport System

Subclass of 1

reusable launch vehicle

← Replaced by 1

Interplanetary Transport System

← Replaces 1

Starship

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Summary

Big Falcon Rocket is a vehicle family^[1].

⭐ Popularity Graph

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🌐 Available in 5 languages

enBig Falcon Rocket arبي إف آر deBig Falcon Rocket faبی‌اف‌آر (راکت) ukBFR

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ Big Falcon Rocket — instance of (P31): abandoned project. wikidata.org.
[3] ↑ Big Falcon Rocket — named after (P138): BFG. space.com. space.com. Provenance: wikidata.org.
[4] ↑ Big Falcon Rocket — manufacturer (P176): SpaceX. wikidata.org.
[5] ↑ Big Falcon Rocket — developer (P178): SpaceX. wikidata.org.
[6] ↑ Big Falcon Rocket — subclass of (P279): reusable launch vehicle. wikidata.org.
[7] ↑ Big Falcon Rocket — country of origin (P495): United States. wikidata.org.
[8] ↑ Big Falcon Rocket — replaces (P1365): Interplanetary Transport System. wikidata.org.
[9] ↑ Big Falcon Rocket — replaced by (P1366): Starship. wikidata.org.
[10] ↑ Big Falcon Rocket — official name (P1448): {'lang': 'en', 'text': 'Big Falcon Rocket'}. web.archive.org. web.archive.org. Provenance: wikidata.org.
[11] ↑ Big Falcon Rocket — official name (P1448): {'lang': 'en', 'text': 'Big Falcon Booster'}. businessinsider.com. businessinsider.com. Provenance: wikidata.org.
[12] ↑ Big Falcon Rocket — official name (P1448): {'lang': 'en', 'text': 'Big Falcon Spaceship'}. space.com. space.com. Provenance: wikidata.org.
[13] ↑ Big Falcon Rocket — short name (P1813): {'lang': 'en', 'text': 'BFR'}. wikidata.org.
[14] ↑ Big Falcon Rocket — short name (P1813): {'lang': 'en', 'text': 'BFB'}. wikidata.org.
[15] ↑ Big Falcon Rocket — short name (P1813): {'lang': 'en', 'text': 'BFS'}. wikidata.org.
[16] ↑ Big Falcon Rocket — mass (P2067): 5000 tonne. wikidata.org.

Class ancestry

[1] ↑ Big Falcon Rocket is an instance of vehicle family (Q22999537) [P31, primary]. Wikidata. wikidata.org.

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APA

4ort.xyz Knowledge Graph. (2026). Big Falcon Rocket. Retrieved November 10, 2026, from https://4ort.xyz/entity/big-falcon-rocket

MLA “Big Falcon Rocket.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/big-falcon-rocket.

BibTeX

@misc{4ortxyz_big-falcon-rocket_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Big Falcon Rocket}}, year = {2026}, url = {https://4ort.xyz/entity/big-falcon-rocket}, note = {Accessed: 2026-11-10}}

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According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Big Falcon Rocket — https://4ort.xyz/entity/big-falcon-rocket (retrieved 2026-11-10)

Canonical URL: https://4ort.xyz/entity/big-falcon-rocket · Last refreshed: November 10, 2026