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Ceres-1 Y8 sea launch sends Xiguang-4 01 into planned orbit
According to CCTV News, a Ceres-1 (谷神星一号) sea-launch Y8 rocket lifted off from waters near Rizhao, Shandong, at 11:39 a.m. Beijing time on October 21, 2026. The Taiyuan Satellite Launch Center conducted the mission, placing Xiguang-4 01 (西光肆号01星) into its planned orbit. The satellite primarily provides global users with all-weather remote-sensing big-data services and satellite application system solutions.

What to know
- 01
The mission was the 24th Ceres-1 flight and Rizhao’s second rocket launch of 2026.
- 02
Xiguang-4 01’s remote-sensing data services feature high spatial, temporal and spectral resolution.
Why it matters
Based on the satellite’s stated purpose, the launch is relevant to remote-sensing data services and satellite application solutions for global users.
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