#Knaaz
According to OSINT analysts CyberBoroshno, the fire at KnAAZ was in Shop 46, which makes composite parts for the Su-57. Damage there could directly halt or slow serial Su-57 production.
April 11, 2026 at 4:41 PM
Here, they do not rivet a series, but design, test and modernize machines, which are then assembled at factories in Komsomolsk-on-Amur (KnAAZ) and Novosibirsk.
May 28, 2026 at 3:27 PM
🔥 Consequences of a fire in a workshop at the Gagarin Aircraft Plant (KnAAZ, "Sukhoi"), - Exilenova

Several roof spans collapsed, which may indicate serious consequences inside the workshop.
April 14, 2026 at 12:59 PM
🔥 In Komsomolsk-on-Amur (Khabarovsk Krai), a workshop at the Gagarin Aircraft Plant (KnAAZ, Sukhoi) is on fire.

Previously, one of their workshops, which specializes in auxiliary components, without which serial production can fail, is on fire.
April 11, 2026 at 4:27 PM
🔥 Fire on the territory of the KnAAZ named after Y.A. Gagarin (PJSC "Sukhoi Company"), Komsomolsk-on-Amur, - CyberBoroshno

A fire is recorded in workshop No. 46 of Komsomolsk Aviation Plant - serial manufacturer of Su-35S and Su-57 fighters (product T-50)
April 11, 2026 at 4:21 PM
❗️In 🇷🇺Komsomolsk-on-Amur (Khabarovsk Krai), a workshop at the Gagarin Aircraft Plant (KnAAZ, “Sukhoi”) is on fire. According to preliminary information, the workshop that produces auxiliary units critical for the serial assembly of aircraft was affected.
April 11, 2026 at 6:17 PM
A fire broke out in a workshop at the KnAAZ aircraft plant named after Yuri Gagarin, part of Sukhoi, which produces the Su-35S and Su-57 fighter jets.

militarnyi.com/en/news/fire...
Fire Reported at Russian Plant Producing Su-35S, Su-57
A fire broke out in a workshop at the KnAAZ aircraft plant named after Yuri Gagarin, part of Sukhoi, which produces the Su-35S and Su-57 fighter jets.The Telegram channel Exilenova+ […]
militarnyi.com
April 12, 2026 at 1:13 PM
Die Folgen des Brandes in einer Halle des Gagarin-Flugzeugwerks (KnAAZ, „Sukhoi“).

Mehrere Dachfelder sind eingestürzt, was auf schwerwiegende Schäden im Inneren der Halle hindeuten könnte.
April 14, 2026 at 1:18 PM
❗️Satellite images of the aftermath of the fire at the Russian 🇷🇺Gagarin Aviation Plant (KnAAZ, "Sukhoi") In Komsomolsk-on-Amur (Khabarovsk Krai) have captured the collapse of several sections of the roof. The enterprise is a key link in the production chain of Su-57 fighter jets.
April 14, 2026 at 2:37 PM
A fire has reportedly broken out at Shop No. 46 inside Russia’s KnAAZ plant in Komsomolsk-on-Amur, the sole serial production site for the Su-57 fighter.

defence-blog.com/fire-catches...
Fire catches Russia’s only Su-57 production plant in Komsomolsk-on-Amur
A fire erupted inside the grounds of the Komsomolsk-on-Amur Aviation Plant (KnAAZ) named after Yuri Gagarin, Russia's sole serial manufacturer of the Su-57 Felon fifth-generation fighter jet, according to footage and reports circulating on social media. The open-source intelligence community
defence-blog.com
April 11, 2026 at 5:25 PM
🔥 In Komsomolsk-on-Amur (Khabarovsk Krai), a workshop at the Gagarin Aircraft Plant (KnAAZ, Sukhoi) is on fire.

⚡️The oil infrastructure facilities involved in providing the Russian occupation army were hit: "Krymskaya" oil pumping station, as well as "Gvardiyskaya" oil depot in Crimea.

3/5
April 11, 2026 at 9:11 PM
⚡ Satellite images confirm a massive fire has crippled a Russian factory producing critical parts for the Su-57, dealing a major blow to their advanced fighter jet program.

united24media.com/latest-news/...
Satellite Images Reveal Fire Damage at Critical Su-57 Fighter Jet Facility in Russia
Fire damage confirmed by satellite images at Russia's KnAAz plant impacts a key Su-57 fighter jet component facility, potentially hindering production.
united24media.com
April 14, 2026 at 2:33 PM
👀 Fifth-generation Su-57 fighters are undergoing final assembly at the Yuri A. Gagarin Komsomolsk-on-Amur Aircraft Plant (KnAAZ).

It is there that the aircraft receives engines, onboard equipment, and undergoes final checks before being delivered to the troops. 👁‍🗨
#UkraineNews
#TomahawksForUkraine
September 29, 2025 at 1:56 PM
🇷🇺🔥 𝗦𝘂-𝟱𝟳 | 𝗦𝘂-𝟯𝟰 𝗙𝗮𝗰𝘁𝗼𝗿𝘆 𝗦𝗲𝘃𝗲𝗿𝗲𝗹𝘆 𝗗𝗮𝗺𝗮𝗴𝗲𝗱

During the night of 10/11 April, a fire of unknown origins was reported at KnAAZ Sukhoi's Gagarin Aviation Plant in Komsomolsk-on-Amur, Khabarovsk Krai, approximately 4,300 miles from Ukrainian controlled territory.
1/3
April 14, 2026 at 1:00 PM
🔹dépôt pétrolier de Hvardiiske (Crimée)
🔹incendie à l’usine Gagarine (KnAAZ), un site stratégique majeur de production des avions de chasse Sukhoï (Su-35 et Su-57) à Komsomolsk-sur-l'Amour (krai de Khabarovsk en Extrême-Orient, 6000 km du front)
16/46
April 13, 2026 at 4:11 PM
New satellite images published Tuesday confirm major structural damage at Russia’s KnAAZ plant, the country’s only Su-57 production site.

defence-blog.com/satellite-im...
Satellite images confirm damage at Russia’s Su-57 plant
Satellite images published Tuesday provide the first visual confirmation that the April 11 fire at Russia's Komsomolsk-on-Amur Aviation Plant — known as KnAAZ — caused significant structural damage to...
defence-blog.com
April 14, 2026 at 12:41 PM
🔻 Satellite images of 🇷🇺 Komsomolsk-on-Amur Aircraft Plant as of April 13, 06:54 UTC

On April 11, a fire broke out in Workshop No. 46 at KnAAZ, which led to a large area of roof layers burning and collapsing to the ground.
April 14, 2026 at 4:32 PM
Sanctions ukrainiennes

Incendie à l'usine aéronautique de Komsomolsk-sur-l'Amour (KnAAZ), la seule installation de production du chasseur furtif Su-57.

L'incendie se serait produit dans l'atelier 46, où sont fabriqués les composants en matériau composite polymère (PCM) pour l'avion.
April 12, 2026 at 12:45 AM
defence-blog.com/satellite-im...

Russian Su-57 factory caught fire last week, it burned. Satellite imagery out showing the damage
Satellite images confirm damage at Russia’s Su-57 plant
Satellite images published Tuesday provide the first visual confirmation that the April 11 fire at Russia's Komsomolsk-on-Amur Aviation Plant — known as KnAAZ — caused significant structural damage to...
defence-blog.com
April 14, 2026 at 9:40 PM
Fire Reported at Russian Plant Producing Su-35S, Su-57

A fire broke out in a workshop at the KnAAZ aircraft plant named after Yuri Gagarin, part of Sukhoi, which produces the Su-35S and Su-57 fighter jets.

militarnyi.com/en/news/fire...
Fire Reported at Russian Plant Producing Su-35S, Su-57
A fire broke out in a workshop at the KnAAZ aircraft plant named after Yuri Gagarin, part of Sukhoi, which produces the Su-35S and Su-57 fighter jets.The Telegram channel Exilenova+ […]
militarnyi.com
April 12, 2026 at 4:15 PM
Den ryska fabriken #KnAAZ där Su-57 tillverkas, visar tydliga skador på satellitbilder. Förhoppningsvis påverkas tillverkningstakten.

defence-blog.com/satellite-im... #StandWithUkraine #ryssland #säkpol #föpol
Satellite images confirm damage at Russia’s Su-57 plant
Satellite images published Tuesday provide the first visual confirmation that the April 11 fire at Russia's Komsomolsk-on-Amur Aviation Plant — known as KnAAZ — caused significant structural damage to...
defence-blog.com
April 14, 2026 at 4:43 PM
Su-57 stealth fighter plant catches fire in Russia’s Far East, reports say. #Komsomolskonamur #Knaaz #Sukhoi #Su57

www.airdatanews.com/su-57-stealth-fighter-...
Su-57 stealth fighter plant catches fire in Russia’s Far East, reports say
Blaze reportedly hit composite production workshop critical to fighter’s airframe; no official confirmation so far
www.airdatanews.com
April 12, 2026 at 5:15 PM