Sep 17
1:07 am UTC
This launch was a success.
Summary: A SpaceX Falcon 9 rocket launched the USSF-259 mission on Thursday, September 17, 2026 at 1:07 AM (UTC).
Watch the launch video(s) below.
Related media links:
https://x.com/i/broadcasts/1nGeLMWbkpaKX
Details & More Info
Mission / Payload: USSF-259
Tags / Other Info: B1097, Series: US Space Force
Launch Provider: SpaceX
Launch Vehicle: Falcon 9
Launchpad: SLC-4E, Vandenberg SFB, CA, United States
Launch Window opened: 2026-09-17T01:00Z
Launch Window closed: 2026-09-17T05:43Z
Cospar ID: 2026-214
Weather
Conditions: Clear
Temperature: °C ( °F)
Wind speed: kph ( mph)
Temperature: °C ( °F)
Wind speed: kph ( mph)
Weather report from 16 Sep 10:00 am UTC
See also: Upcoming SpaceX launches
Data by RocketLaunch.Live
