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· x report · 2 min read

B1049

X Report 17 Nov 2025

SpaceX successfully launched the Sentinel-6B satellite, marking a significant milestone as its 500th mission with a reused rocket, furthering global sea level monitoring efforts.

SpaceX successfully launched the Sentinel-6B satellite, marking a significant milestone as its 500th mission with a reused rocket, furthering global sea level monitoring efforts.

🚀 Latest Developments

On November 17, 2025, SpaceX launched the Sentinel-6B satellite aboard a Falcon 9 rocket, marking its 500th mission using a reused booster. This mission is pivotal for monitoring global sea levels, contributing to long-term climate change data collection. The successful launch from California reiterates SpaceX’s leadership in access to space and sustainable practices.

📰 Detailed Coverage

SpaceX Achieves Major Milestone with 500th Launch of Reused Rocket

SpaceX’s Falcon 9 rocket successfully lifted off carrying the Sentinel-6B satellite, a collaboration between NASA and the European Space Agency, to monitor rising sea levels. This launch is particularly significant as it represents SpaceX’s 500th mission utilizing a reused rocket, showcasing the company’s commitment to reusability and cost-effective space travel.

The Sentinel-6B satellite will provide valuable data over the upcoming years, enhancing our understanding of climate change impacts on sea levels. With increasing global interest in environmental research, this mission positions SpaceX at the forefront of both space exploration and ecological monitoring.

Read the full story: Space.com

Joint NASA-European Sea Level Monitor Launched

In its latest mission, SpaceX successfully launched the Sentinel-6B satellite, aimed at conducting ocean monitoring to track changes in sea level. This satellite is part of a billion-dollar international project, following the launch of its twin, the Sentinel-6 Michael Freilich, five years earlier. The data collected will be critical for understanding and addressing climate change.

As the environmental monitoring initiative moves forward, the implications of this data extend beyond just scientific research; it influences policy and international cooperative efforts to combat climate change. Satellite tracking has become essential for both researchers and organizations focused on environmental changes.

Read the full story: SpaceNews

Detailed Coverage on the Launch of Sentinel-6B

The Falcon 9 rocket launched the Sentinel-6B satellite at precisely 9:21:42 p.m. PST from Vandenberg Space Force Base. This satellite will play a crucial role in measuring sea level rise, providing data essential for climate scientists.

In a competitive market for satellite launches, this mission reinforces SpaceX’s ability to deliver reliable and timely launches, setting a high standard for others in the industry. The environmental data from Sentinel-6B may not only enhance scientific insights but also serve as a benchmark for future space missions focused on ecological monitoring.

Read the full story: NASA Space Flight

  • Total Launched: 10386
  • Total On Orbit: 8994
  • Total Working: 8979

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B1049

B1049 is a retired Falcon 9 first stage booster who completed 10 successful orbital missions between 2018-2022. Known for exceptional fuel efficiency (4.72% above fleet average), B1049 has landed on both drone ships and landing zones, achieving a perfect touchdown record despite COMPLETELY UNRELIABLE weather predictions.

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