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'''Boom Technology, Inc.''' ([[trade name]] '''Boom Supersonic''') is an American company designing a [[supersonic airliner]] named the [[Boom Overture|Overture]].<ref>{{Cite web |last=Prisco |first=Jacopo |date=2023-08-03 |title=Boom wants supersonic plane travel for everyone — but can it deliver? |url=https://www.cnn.com/travel/boom-supersonic-ambitions-scn/index.html |access-date=2023-08-19 |website=CNN |language=en |archive-date=2023-08-19 |archive-url=https://web.archive.org/web/20230819010529/https://www.cnn.com/travel/boom-supersonic-ambitions-scn/index.html |url-status=live }}</ref> The company is also flight-testing their one-third-scale demonstrator: the [[Boom XB-1|Boom XB-1 "Baby Boom"]].<ref>{{Cite web |last=Rogoway |first=Joseph Trevithick, Thomas Newdick, Tyler |date=2020-10-07 |title=Boom Rolls Out Its XB-1 "Baby Boom" Supersonic Demonstrator Jet |url=https://www.thedrive.com/the-war-zone/36952/boom-rolls-out-its-xb-1-baby-boom-supersonic-demonstrator-jet |access-date=2023-08-19 |website=The Drive |language=en}}</ref> On January 28, 2025, the company broke the [[sound barrier]] for the first time with its new XB-1 aircraft, after taking off from the [[Mojave Air and Space Port]].<ref name="ohare">{{Cite web |last=O'Hare |first=Maureen |date=2025-01-28 |title=Boom: America's answer to Concorde prepares for first supersonic flight |url=https://www.cnn.com/2025/01/28/travel/boom-supersonic-first-flight-break-sound-barrier-mach-1/index.html |access-date=2025-01-28 |website=CNN |language=en |archive-date=2025-01-29 |archive-url=https://web.archive.org/web/20250129015151/https://www.cnn.com/2025/01/28/travel/boom-supersonic-first-flight-break-sound-barrier-mach-1/index.html |url-status=live }}</ref><ref name="AGN-2025">{{Cite web |last=Batchelor |first=Tom |date=2025-02-05 |title=Boom's Overture to be airborne in 'four years' |url=https://aerospaceglobalnews.com/news/booms-overture-to-be-airborne-in-four-years/ |access-date=2025-02-06 |website=AGN |language=en-en}}</ref>

==History==
The company was founded in [[Denver]] in 2014.<ref>{{cite news |url=https://www.bloomberg.com/news/articles/2016-03-21/this-aerospace-company-wants-to-bring-supersonic-civilian-travel-back |date=21 March 2016 |url-access=subscription |title=This Aerospace Company Wants to Bring Supersonic Civilian Travel Back |first=Ashlee |last=Vance |author-link=Ashlee Vance |agency=Bloomberg |archive-date=2017-09-06 |access-date=2017-03-05 |archive-url=https://web.archive.org/web/20170906062140/https://www.bloomberg.com/news/articles/2016-03-21/this-aerospace-company-wants-to-bring-supersonic-civilian-travel-back |url-status=live }}</ref>
It participated in a [[Y Combinator]] startup [[List of Y-Combinator Startups#Winter 2016|incubation program]] in early 2016, and has been funded by Y Combinator, [[Sam Altman]], Seraph Group, Eight Partners, and others.<ref name=Fortune2016March>{{cite news |url= http://fortune.com/2016/03/23/boom-supersonic-virgin-deal/ |date= 23 March 2016 |title= This Startup Is Developing Supersonic Planes for Virgin Group |first= Kia |last= Kokalitcheva |publisher= [[Fortune (magazine)|Fortune]] |archive-date= 7 August 2017 |access-date= 24 March 2016 |archive-url= https://web.archive.org/web/20170807072719/http://fortune.com/2016/03/23/boom-supersonic-virgin-deal/ |url-status= live }}</ref>

In March 2017, $33 million were invested by several [[venture fund]]s: Continuity Fund, [[RRE Ventures]], Palm Drive Ventures, 8VC and Caffeinated Capital.<ref name="Flight5dec2017">{{cite news |url= https://www.flightglobal.com/news/articles/analysis-jal-invests-heavily-in-supersonic-boom-443857/ |title= JAL invests heavily in supersonic Boom |date= 5 Dec 2017 |author= Stephen Trimble |work= Flightglobal |archive-date= 9 March 2019 |access-date= 5 December 2017 |archive-url= https://web.archive.org/web/20190309190819/https://www.flightglobal.com/news/articles/analysis-jal-invests-heavily-in-supersonic-boom-443857/ |url-status= live }}</ref>
Boom secured $41 million of total financing by April 2017.<ref name="ATW170503">{{cite news |url= http://atwonline.com/technology/boom-ceo-sees-market-1000-supersonic-passenger-jets-2035 |title= Boom CEO sees market for 1,000 supersonic passenger jets by 2035 |date= May 3, 2017 |author= Aaron Karp |work= Air Transport World |publisher= Aviation Week |archive-date= January 27, 2019 |access-date= May 4, 2017 |archive-url= https://web.archive.org/web/20190127201611/http://atwonline.com/technology/boom-ceo-sees-market-1000-supersonic-passenger-jets-2035 |url-status= live }}</ref> 
In December 2017, [[Japan Airlines]] invested $10 million, raising the company capital to $51 million: enough to build the XB-1 “Baby Boom” demonstrator and complete its testing, and to start early design work on the 55-seat airliner.<ref name=Flight5dec2017/> In January 2019, Boom raised a further $100 million, bringing the total to $151 million, then planning the demonstrator first flight for later in 2019.<ref>{{cite press release |url= https://s3-us-west-2.amazonaws.com/boom-press-assets/Series+B+Announcement+-+Press+Release+-+English.pdf |title= Boom Supersonic Closes 100 Million Series B to Develop Overture, its Revolutionary Mach-2.2 Airliner |publisher= Boom Supersonic |date= 4 January 2019 |access-date= 24 December 2020 |archive-date= 12 December 2021 |archive-url= https://web.archive.org/web/20211212131358/https://s3-us-west-2.amazonaws.com/boom-press-assets/Series+B+Announcement+-+Press+Release+-+English.pdf |url-status= live }}</ref><ref>{{Cite web |url=https://www.forbes.com/sites/jeremybogaisky/2019/01/04/boom-raises-100m-to-develop-supersonic-jet-its-going-to-need-a-lot-more/ |title=Boom Raises $100M To Develop A Supersonic Airliner. It's Going To Need A Whole Lot More. |last=Bogaisky |first=Jeremy |website=Forbes |date=Jan 4, 2019 |access-date=January 5, 2019 |archive-date=June 4, 2021 |archive-url=https://web.archive.org/web/20210604103010/https://www.forbes.com/sites/jeremybogaisky/2019/01/04/boom-raises-100m-to-develop-supersonic-jet-its-going-to-need-a-lot-more/ |url-status=live }}</ref> 

In January 2022, the company announced plans to build a {{convert|400000|sqft|m2|adj=on}} manufacturing facility on a {{convert|65|acre|m2|adj=on}} site at [[Piedmont Triad International Airport]] in [[Greensboro, North Carolina]].<ref>{{cite web |last1=Niles |first1=Russ |title=Boom Picks Greensboro For Factory |url=https://www.avweb.com/aviation-news/boom-picks-greensboro-for-factory/ |website=AVweb |access-date=2 February 2022 |date=31 January 2022 |archive-date=14 February 2022 |archive-url=https://web.archive.org/web/20220214195516/https://www.avweb.com/aviation-news/boom-picks-greensboro-for-factory/ |url-status=live }}</ref>

In November 2023, a representative of the [[Neom|NEOM]] Investment Fund announced their investment in Boom at an undisclosed amount.<ref>{{Cite web |title=Saudi Arabia invests in Supersonic Passenger Aircraft Industry {{!}} Mohammed AlQahtani posted on the topic {{!}} LinkedIn |url=https://www.linkedin.com/posts/mohammed-alqahtani-603a36a4_aircraft-startup-boom-activity-7129045112570966016-Rvqg |access-date=2023-11-15 |website=www.linkedin.com |language=en}}</ref> This follows an announcement by Boom of a "strategic investment" in the company from the fund.<ref>{{Cite web |date=2023-11-09 |title=Boom - News - Boom Supersonic Announces New Aircraft, Engine, and Investment Milestones |url=https://boomsupersonic.com/press-release/boom-supersonic-announces-new-aircraft-engine-and-investment-milestones |access-date=2023-11-15 |website=Boom |language=en-US |archive-date=2023-11-15 |archive-url=https://web.archive.org/web/20231115101540/https://boomsupersonic.com/press-release/boom-supersonic-announces-new-aircraft-engine-and-investment-milestones |url-status=live }}</ref>

The XB-1 is considered a precursor to Boom's first supersonic commercial airliner.<ref name="ohare" /> The 64-80 seat aircraft, Overture, will be the first supersonic passenger jet since the [[Concorde|British-French Concorde]] which was retired in 2003.<ref>{{Cite web |author1=Mike Wall |date=2025-01-28 |title=Boom Supersonic to break sound barrier during historic test flight today: Watch live |url=https://www.space.com/space-exploration/tech/boom-supersonic-to-break-sound-barrier-during-historic-test-flight-today-watch-live |access-date=2025-01-28 |website=Space.com |language=en-US |archive-date=2025-01-28 |archive-url=https://web.archive.org/web/20250128054831/https://www.space.com/space-exploration/tech/boom-supersonic-to-break-sound-barrier-during-historic-test-flight-today-watch-live |url-status=live }}</ref><ref name="AGN-2025" />

==Projects==

=== XB-1 "Baby Boom" demonstrator ===
{{Main|Boom XB-1}}

The Boom XB-1 "Baby Boom" is a one-third-scale supersonic demonstrator, designed to maintain [[Mach number|Mach]] 2.2, with over {{convert|1000|nmi|lk=in|abbr=~}} of range, and powered by three [[General Electric J85]]-15 engines with {{convert|4,300|lbf|kN|lk=on|abbr=~}} of thrust.<ref>{{cite news |url= http://aviationweek.com/propulsion/boom-focuses-derivative-engines-supersonic-airliner-plan |title= Boom Focuses On Derivative Engines For Supersonic Airliner Plan |date= Jul 10, 2018 |author= Guy Norris |work= Aviation Week & Space Technology}}</ref> It was rolled out in October 2020.<ref>{{cite press release |url= https://boom-press-assets.s3-us-west-2.amazonaws.com/Boom_Rollout_Announcement.pdf |title= Boom Supersonic to Roll Out Historic XB-1 Demonstrator Oct. 7 |publisher= Boom Supersonic |date= Jul 8, 2020 |access-date= December 24, 2020 |archive-date= January 31, 2022 |archive-url= https://web.archive.org/web/20220131070405/https://boom-press-assets.s3-us-west-2.amazonaws.com/Boom_Rollout_Announcement.pdf |url-status= live }}</ref> It was expected to be flight tested in 2022,<ref>{{cite news |last1=Hemmerdinger |first1=Jon |title=First flight of Boom's XB-1 demonstrator could happen next year |url=https://www.flightglobal.com/airframers/first-flight-of-booms-xb-1-demonstrator-could-happen-next-year-ceo/143485.article |work=Flight Global |date=27 April 2021 |archive-date=8 November 2021 |access-date=7 January 2022 |archive-url=https://web.archive.org/web/20211108094627/https://www.flightglobal.com/airframers/first-flight-of-booms-xb-1-demonstrator-could-happen-next-year-ceo/143485.article |url-status=live }}</ref> but delays pushed the first [[flight test]] to March 22, 2024.<ref name="HIBT">{{cite podcast |last=Scholl |first=Blake |title=How I Built This -Transcript |archive-url=https://web.archive.org/web/20230311211629/https://steno.ai/how-i-built-this-with-guy/hibt-lab-boom-supersonic-blake-scholl |archive-date=2023-03-11 |url=https://steno.ai/how-i-built-this-with-guy/hibt-lab-boom-supersonic-blake-scholl |date=February 23, 2023 |time=29:06 |access-date=March 11, 2023}} " We're going to take it down to the Mojave Desert for flight test probably around the middle of this year."</ref> 
During the test flight, the aircraft reached speeds of up to {{convert|238|knots}} and achieved an altitude of over {{convert|7,000|feet}}.<ref>{{Cite news |date=2024-04-08 |title=In a world first, Boom's XB-1 supersonic jet soars in test flight |url=https://timesofindia.indiatimes.com/world/rest-of-world/in-a-world-first-booms-xb-1-supersonic-jet-soars-in-test-flight/articleshow/109117973.cms |access-date=2024-06-23 |work=The Times of India |issn=0971-8257 |archive-date=2024-06-23 |archive-url=https://web.archive.org/web/20240623094022/https://timesofindia.indiatimes.com/world/rest-of-world/in-a-world-first-booms-xb-1-supersonic-jet-soars-in-test-flight/articleshow/109117973.cms |url-status=live }}</ref>
In the test flight on 13 December 2024, the aircraft reached speeds of up to {{convert|517|knots}} and achieved an altitude of over {{convert|27,000|feet}}.<ref>{{Cite news |date=2024-12-13 |title=XB-1 Flight 9 |url=https://boomsupersonic.com/flyby/xb-1-live-blog-flight-test-program#flight-9 |access-date=2024-12-16 |work=Boom Supersonic |archive-date=2024-10-09 |archive-url=https://web.archive.org/web/20241009094046/https://boomsupersonic.com/flyby/xb-1-live-blog-flight-test-program#flight-9 |url-status=live }}</ref>

In the test flight on 28 January 2025, the aircraft broke the sound barrier, reaching speeds up to {{convert|650|knots}} and achieved an altitude of over {{convert|35,000|feet}}.<ref>{{Cite news |date=2025-01-28 |title=Boom Achieves Supersonic Flight |url=https://boomsupersonic.com/flyby/boom-achieves-supersonic-flight |access-date=2025-01-29 |work=Boom Supersonic }}</ref> The aircraft became the first privately-funded aircraft to break the sound barrier, reaching a speed of Mach 1.122.<ref>{{Cite web |last=Berger |first=Eric |date=2025-01-28 |title=For the first time, a privately developed aircraft has flown faster than sound |url=https://arstechnica.com/gadgets/2025/01/for-the-first-time-a-privately-developed-aircraft-has-flown-faster-than-sound/ |access-date=2025-02-03 |website=Ars Technica |language=en-US}}</ref> The company said XB-1 achieved supersonic flight without generating an audible [[sonic boom]] that reached the ground after refining its sonic boom models and improving algorithms for predicting [[Mach cutoff]] conditions.<ref>{{Cite web |last=Hsu |first=Jeremy |date=February 10, 2025 |title=How the XB-1 aircraft went supersonic without a sonic boom |url=https://www.newscientist.com/article/2467745-how-the-xb-1-aircraft-went-supersonic-without-a-sonic-boom/ |work=New Scientist}}</ref><ref>{{Cite web |last=Varley |first=Len |date=February 11, 2025 |title=Breaking the Sound Barrier, Quietly: Boom Supersonic's 'Boomless' Breakthrough |url=https://aviationsourcenews.com/breaking-the-sound-barrier-quietly-boom-supersonics-boomless-breakthrough/ |website=Aviation Source News}}</ref>

===Overture airliner===
{{Main|Boom Overture}}

The Boom Overture is a proposed {{cvt|1.7|Mach|60,000|kn km/h mph|-2}}, 65- to 88-passenger [[supersonic transport]] with a planned {{Convert|4250|nmi|abbr=on}} of range.<ref>{{cite web |title=Overture |url=https://boomsupersonic.com/overture |website=Boom Supersonic |access-date=June 4, 2021 |archive-date=July 23, 2022 |archive-url=https://web.archive.org/web/20220723215232/https://boomsupersonic.com/overture |url-status=live }}</ref> 
With 500 viable routes, Boom suggests there could be a market for 1,000 supersonic airliners with [[business class]] fares.<ref name=ATW170503/> It had gathered 76 commitments by December 2017.<ref name="Flight5dec2017"/> It decided to use the [[delta wing]] configuration of [[Concorde]]<ref>{{cite news |url= https://leehamnews.com/2016/11/17/will-boom-succeed-concorde-failed/ |title= Will Boom succeed where Concorde failed? |work= Leeham News |author= Bjorn Fehrm |date= November 17, 2016 |archive-date= June 5, 2021 |access-date= November 17, 2016 |archive-url= https://web.archive.org/web/20210605072912/https://leehamnews.com/2016/11/17/will-boom-succeed-concorde-failed/ |url-status= live }}</ref> and make use of [[composite materials]].<ref name=Flight5dec2017/> It is to be powered by [[Trijet|three]] {{cvt|15,000|-|20,000|lbf|kN}} dry [[turbofan]] engines.<ref name=Flight5dec2017/>

In January 2021, Boom announced plans to begin Overture test flights in 2026<ref>{{cite news |url=https://robbreport.com/motors/aviation/supersonic-aircraft-boost-feds-1234591221/ |title=Supersonic Aircraft Can Now Be Tested Over Land, FAA Rules |publisher=Robb Report |author=Michael Verdon |date=January 14, 2021 |archive-date=April 11, 2021 |access-date=February 12, 2021 |archive-url=https://web.archive.org/web/20210411123952/https://robbreport.com/motors/aviation/supersonic-aircraft-boost-feds-1234591221/ |url-status=live }}</ref> and Boom CEO Blake Scholl "estimates that flights on Overture will be available in 2030."<ref>{{cite news |url= https://theobjectivestandard.com/2020/10/reinventing-flight-an-interview-with-blake-scholl/ |last1= Hersey |first1= Jon |title= Reinventing Flight: An Interview with Blake Scholl |work= [[The Objective Standard]] |volume= 15 |issue= 4 |pages= 9 |publisher= Glen Allen Press |date= October 7, 2020 |archive-date= July 8, 2021 |access-date= January 5, 2021 |archive-url= https://web.archive.org/web/20210708061825/https://theobjectivestandard.com/2020/10/reinventing-flight-an-interview-with-blake-scholl/ |url-status= live }}</ref>

[[United Airlines]] announced in June 2021 that it had signed a deal to purchase 15 Boom Overture aircraft, with an option to buy 35 more.<ref>{{Cite web |url=https://www.bbc.com/news/technology-57361193 |title=United plans supersonic passenger flights by 2029 |first=Chris |last=Fox |date=June 5, 2021 |website=BBC |access-date=June 8, 2021 |archive-date=February 8, 2022 |archive-url=https://web.archive.org/web/20220208163751/https://www.bbc.com/news/technology-57361193 |url-status=live }}</ref><ref>{{Cite web |url=https://www.bloomberg.com/news/articles/2021-06-03/united-bets-on-supersonic-future-with-3-billion-boom-jet-order |title=United Bets on Supersonic Future With $3 Billion Boom Jet Order |first=Justin |last=Bachman |date=Jun 3, 2021 |website=Bloomberg |access-date=2021-06-08 |archive-date=2022-02-21 |archive-url=https://web.archive.org/web/20220221115330/https://www.bloomberg.com/news/articles/2021-06-03/united-bets-on-supersonic-future-with-3-billion-boom-jet-order |url-status=live }}</ref> [[American Airlines]] announced in August 2022 it had agreed to purchase 20 Boom Overture aircraft.<ref>{{Cite web |last=LeBeau |first=Phil |date=2022-08-16 |title=American Airlines agrees to buy 20 supersonic planes from Boom |url=https://www.cnbc.com/2022/08/16/american-airlines-agrees-to-buy-20-supersonic-planes-from-boom.html |access-date=2022-08-16 |website=CNBC |language=en |archive-date=2022-08-16 |archive-url=https://web.archive.org/web/20220816160528/https://www.cnbc.com/2022/08/16/american-airlines-agrees-to-buy-20-supersonic-planes-from-boom.html |url-status=live }}</ref>

===Symphony engine===
{{Main|Boom Symphony}}

In December 2022, Boom announced the Symphony, a new propulsion system to be designed for the Overture. Boom will work with three companies to develop Symphony: [[Kratos Defense & Security Solutions|Florida Turbine Technologies]] for engine design, [[GE Additive]] for additive technology design consulting, and [[StandardAero]] for maintenance.<ref>{{Cite web |title=Boom Supersonic Finally Picks Engine Provider, and It's Not Who You Think |url=https://www.pcmag.com/news/boom-supersonic-finally-picks-engine-provider-and-its-not-who-you-think |first=Rob |last=Pegoraro |date=2022-12-13 |website=PCMAG |language=en |access-date=2022-12-17 |archive-date=2024-09-14 |archive-url=https://web.archive.org/web/20240914190754/https://www.pcmag.com/news/boom-supersonic-finally-picks-engine-provider-and-its-not-who-you-think |url-status=live }}</ref>

=== Mach 4 airliner concept ===
Boom Supersonic is participating in a [[NASA]]-led study to develop concept designs and technology roadmaps for a Mach 4 airliner. Boom is part of a team led by [[Northrop Grumman#Aeronautics Systems|Northrop Grumman Aeronautics Systems]], alongside [[Blue Ridge Research and Consulting]] and [[Rolls-Royce North America|Rolls-Royce North American Technologies]].<ref>{{cite web |title=Is a Mach 4 Passenger Jet Possible? NASA, Industry Explore Idea - NASA |url=https://www.nasa.gov/feature/glenn/2023/is-a-Mach-4-Passenger-Jet-Possible-Nasa-Industry-Explore-Idea |publisher=NASA |access-date=11 October 2023 |date=22 August 2023}}</ref>

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