# SpaceX scrubs Vandenberg launch of national security payload, targets backup window on Wednesday

> **Open Intelligence Dossier** · First detected: 2026-09-16 03:00 UTC · Category: Science

## Executive Summary
5 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"SpaceX scrubs Vandenberg launch of national security payload, targets backup window on Wednesday" is generating significant coverage in the Science category, with 5 articles from 5 distinct sources tracked by PULSE so far.


Outlets currently covering the story include The Desert Sun, azcentral.com and The Arizona Republic, KSBY News and Space. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| edhat | SpaceX Falcon 9 Rocket Set to Launch USSF-259 Mission from Vandenberg Space Force Base Tuesday Evening | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxPMGNXTWhNWm5PdGlUN2tCNVA4dmd4VU80ZWRfbWpPR1pmbVhKS085dGZjNWVkcHpJRjZDeXloRXR2THNvS3p0TG1jbEUwUDlxQTFSOGZlV3JvU2gxYy1HS0JwdFVoZG4xV043cHltdlNLMFk4bU9pLUdxQnBvLTVtRktTdkdla0JXN2hja1ZTbVo?oc=5) |
| The Desert Sun | SpaceX's next California launch is tonight. What to know before liftoff | [Source Link](https://news.google.com/rss/articles/CBMisgFBVV95cUxNYXBpc2JWelplaFZnMzNMNTB1Z3hxVWRhdUppNDlSUU4wYXQyZlVqSTFGa0RldUlPUnB6TXhrYUxaN1g2d2J1aEtvZFFpcUx3UDMzemFZQnZ5cUZMU2JhdU90RXluZkJCUE9yZVpxQ25pMGFMV0xCNnUxWXhPU1d3ZzUzb3oyNkJuYWlRbGFkanFNUFR4TVREdGZLYU11VnRHRVhuRU93cTBsalNhTnNfZk1R?oc=5) |
| azcentral.com and The Arizona Republic | SpaceX plans rocket launch from California. Viewing guide for Arizona | [Source Link](https://news.google.com/rss/articles/CBMipgFBVV95cUxOTXo3MnIxT3Z5UGRBUUV4WV90OUNtNWF5RElVR25hWDBnRldYSThlU2NKREpBZWpkWFQ2Q2hsb044SEpjcjVqaVB0ay04OTFZMndTblFIRFljTVBuX3hjYmtjZnN2bi1NRy1zd3A5MFpicEoyckZlcFF1ZUdtX3VjNHFmU3dWUkFoLW16MjF1R1J2cFJfYk9QN1VaZmpXVm96ak9SU2Vn?oc=5) |
| KSBY News | SpaceX targets Tuesday night for Falcon 9 launch out of Vandenberg Space Force Base | [Source Link](https://news.google.com/rss/articles/CBMiwgFBVV95cUxOU3ctR2pHbHFBVnp0OGsxUzBQbjVjdVFGQ2JBZVRNVy1YMGRvblJ4TG9tcTJHQVh2enFhR0gxd0tlRjRxck1JUWRnSF95bHNNVGhZV3lIUjd0YmJWNXBoVGk5LTdPcWE4U2hMb2FoTEhkRndCNXJoSGpnZ1hrSjNlaWk5R0xUM2pMcWRScjFNcEtBREVmbFdiZDVkUjBMVmxMME1RR0NSX2owVjRIVjIyWDVubnVSNlFPTnFmSzNfMUJMdw?oc=5) |
| Space | SpaceX launching 2nd classified mission for US Space Force in less than a week tonight: Watch it live | [Source Link](https://news.google.com/rss/articles/CBMi8gFBVV95cUxNSGZNSTllR3dYTmhkTDZUd09nVEFFcExzLXY4cGxkaWtfdlowLUVwV1Y0UEdtdF9WQnVSb2p3MDV6bVBudnVCd0xqTUtGUURCaHFYY2taLXRIaWJfRmEtQ184Mm1VR2pWcDFMOF84eUQ5SzBNS0FXQXhyLVcxZjM1eDBPY3pqYkNzVXF2SWd2SWhRS1pUdkxSQnZqeDFPdHVvdVY1eVF2aHFDZW1HRURISTBQQXVWRjVaa3o3cVkzUUVIZjI1NVl0c01rXzF4NXdSQjc1OVNuTFUwTlp6Uk5DcV92bDdid3FrWFI4cE5ab245UQ?oc=5) |
| Spaceflight Now | SpaceX scrubs Vandenberg launch of national security payload, targets backup window on Wednesday | [Source Link](https://news.google.com/rss/articles/CBMi6gFBVV95cUxNc2FQMWhncGJYdUlqcENJaEMyOG1jdWxZODU5OEFTOGFvNl9qTTR1NC1TZlcxYmp4MEJ6SkFYUHMwN0hja3NKVWdWeHM3WC1uOGtBcHVqSTFZOXJQdS0wTFRGOUlvSVlndV9zdDBqTWNNMkRBeE8xOTl2NXdIWTRuMGtvOHRjLWx5SU1SNktmVVJQWmU3bFN3T2ZiSElwV2NqcXhQLXJEM1NCOEZtc1I1S3Q4SVNnRnVCTmttRE1MRXBxOXh3VmI5V25SSUYwMjBXSWtpbVNCZFV3S1ZrM2pBMjRrMEJfaUh0M1E?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-09-16/spacex-scrubs-vandenberg-launch-of-national-security-payload-targets-backup*