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ULA Delays ViaSat-3 F2 Launch Again Due to Valve Issue

11/7/2025

40 5 Full Breakdown

Summary

Story summary

United Launch Alliance (ULA) postponed the ViaSat-3 F2 launch for the second consecutive night due to a recurring Atlas V booster's liquid oxygen tank vent valve issue.
The launch was set for November 6 at Cape Canaveral and was scrubbed after valve malfunctioned during final checkouts.
Weather offered only a 10% chance of acceptable conditions.
ViaSat-3 F2 is expected to boost Viasat broadband capacity when it operates in early 2026.

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Story summary

United Launch Alliance (ULA) postponed the ViaSat-3 F2 launch for the second consecutive night due to a recurring Atlas V booster's liquid oxygen tank vent valve issue.
The launch was set for November 6 at Cape Canaveral and was scrubbed after valve malfunctioned during final checkouts.
Weather offered only a 10% chance of acceptable conditions.
ViaSat-3 F2 is expected to boost Viasat broadband capacity when it operates in early 2026.