United Launch Alliance
Vulcan | USSF-57
Rocket
Vulcan
Location
Space Launch Complex 41
Launch Time
Thursday, December 31, 2026 at 12:00 AM GMT+0
Orbit
Geostationary Transfer Orbit
Countdown to Launch
Mission Details
First of three Next Generation Overhead Persistent Infrared geostationary satellites designed for missile warning.
Launch Viewing Conditions
Weather Conditions
Launch Viewing Score
7.1/10
Good
Temp
81°F
Clouds
51%
Wind
6 mph
Visibility
56 km
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