# Vulcan Centaur rocket fails during return-to-flight launch, 40 Amazon satellites lost (video)

> **Open Intelligence Dossier** · First detected: 2026-11-15 19:20 UTC · Category: Science

## Executive Summary
United Launch Alliance's Vulcan Centaur rocket suffered its first total mission failure during a return-to-flight launch, destroying 40 Amazon Kuiper satellites.

## Intelligence Brief
United Launch Alliance's Vulcan Centaur rocket experienced an in-flight anomaly during what was designated as a return-to-flight mission, resulting in the complete loss of the vehicle and its payload of 40 Amazon Project Kuiper satellites according to coverage from SpaceNews, Spaceflight Now, and WKMG. The launch was intended to deploy the Leo satellites for Amazon's broadband constellation but failed to place them in orbit, marking the first total mission failure for the Vulcan rocket program. Spaceflight Now reports this as ULA's first total mission failure with the Vulcan vehicle, while WKMG characterizes it as the first Vulcan rocket to suffer an in-flight anomaly.


Coverage from the three space-focused outlets emphasizes the significance of this failure for both ULA's Vulcan program and Amazon's Project Kuiper deployment timeline. SpaceNews provides a direct headline noting the Vulcan launch of Amazon Leo satellites failed, while Spaceflight Now adds context by identifying this as ULA's first total mission failure with the Vulcan rocket carrying the 40 Amazon Leo satellites. WKMG's coverage highlights the in-flight anomaly and the failure to place the Amazon mission in orbit.


The timing as a return-to-flight mission suggests Vulcan had previously experienced an issue requiring investigation and corrective action before this launch attempt, though the coverage does not specify the nature of the prior anomaly or the duration of the stand-down period.


Based on the stated facts, key developments to watch include the official investigation into the in-flight anomaly's cause, the impact on Vulcan's launch manifest and certification status, and the effect on Amazon's Project Kuiper deployment timeline given the loss of 40 satellites. The coverage does not yet specify whether the anomaly occurred during first stage, upper stage, or payload separation phases, nor does it indicate the planned next steps for either ULA or Amazon regarding replacement satellites or schedule adjustments.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| SpaceNews | Vulcan launch of Amazon Leo satellites fails | [Source Link](https://news.google.com/rss/articles/CBMidkFVX3lxTFAwNjRRQkI4WnFYRGp3UW5EMGJMX2VPM0xKQTU5dUFJWk5CRVpKZUNuVXNUSTNiLVNPSnk4b3Nrd3Awa1Q2VHRKRkNneUlrbVVDRUJEUW43Z3p3YUxCbHc2NWtDcmpwcDg5UTQzZXVxS1BLNUhMbFE?oc=5) |
| Spaceflight Now | ULA suffers first total mission failure with loss of Vulcan rocket carrying 40 Amazon Leo satellites | [Source Link](https://news.google.com/rss/articles/CBMi1gFBVV95cUxPOXBwbWd2b0g0V3hIb3RLVTU4Tkd6M2xtSUNDUU5Pd1B5OW9rcGVMcXdiMnJKclpldzBIS0FsZlplY2tSelFyZldnQlhrd3FtOEZsWDRSYkJjdjNEWWFPVEdET0pPNHFjSEZUaFYyZTJCaUhGcC1PYkc3M1VIZDJGdG9WWHNsZFd1X0V1V1hFT1JKR2FmNnR0dXY2eWh5b0FEVTNVWFh2SjVSRmgtQVZPY2RaMXBfVTJhTzA2UG4zV05nd0dUZTFQVUtrNFhuMzlzbU5XOWF3?oc=5) |
| WKMG | First ULA Vulcan rocket suffers in-flight anomaly, fails to place Amazon mission in orbit | [Source Link](https://news.google.com/rss/articles/CBMi1wFBVV95cUxOVkhRZDNoekZfSUpHTGJKcENyU3NGN1I2ZzhGU1FVY2d3NTR4aFVqVUQ3WElXelFlajh0aFlKX3oxNlU1THFJaExFZFYyaDV4SUJMYjAyVGlLa3JhSkFMWEdEZXdQYTB6ZVZUZ3JOQ2gyVnlzSzFKQjZzYllxNE1GdkNzbDBKRkF3dTBWZVNjSkhFQWdwMHJERnJqTDBJUHczS0QwNkU2bFpLVjB4R0VhSnNLXzRNM1pWQWNhTkpGVG1UZUpYbmVMZi1lOFpJU3E1Y1ppdk5EMA?oc=5) |

---
*Canonical Source: https://pulse.byoaiapps.com/trend/2026-11-15/vulcan-centaur-rocket-fails-during-return-to-flight-launch-40-amazon-satellites*