October 4, 2025
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Breaking News
  • [ October 4, 2025 ] SpaceX to launch 4 Falcon Heavy rockets as part of newest U.S. national security missions award News
  • [ October 2, 2025 ] SpaceX launches 3rd consecutive Falcon 9 rocket from Vandenberg SFB, uninterrupted by a Cape mission Falcon 9
  • [ October 1, 2025 ] ViaSat-3 F2 satellite arrives in Florida ahead of late October launch Atlas 5
  • [ October 1, 2025 ] Report argues NASA is illegally using President’s Budget Request to circumvent Congress’ budgeting process News
  • [ September 30, 2025 ] Axiom Space taps Portuguese physiologist as first ‘Project Astronaut’ News

Sentinel 3B

Mission Reports

Photos: Modified Russian ballistic missile blasts off with European satellite

April 27, 2018 Stephen Clark

Check out photos of Wednesday’s launch of a Russian Rockot booster, derived from a decommissioned Soviet-era nuclear missile, with Europe’s Sentinel 3B Earth observation satellite.

Mission Reports

European environmental observer launched by Russian rocket

April 25, 2018 Stephen Clark

A new European satellite carrying instruments to track changes in the world’s oceans, measure receding ice sheets and chart vegetation growth climbed into orbit Wednesday on top of a Russian Rockot launcher.

Mission Reports

Photos: Sentinel 3B satellite prepared for launch from Plesetsk Cosmodrome

April 25, 2018 Stephen Clark

Europe’s Sentinel 3B environmental satellite was shipped to the Plesetsk Cosmodrome in Russia’s far northern Arkhangelsk region in March for a month-long campaign to prepare the spacecraft for liftoff aboard a Rockot launcher.

Mission Reports

Live coverage: Europe’s next environmental sentinel lifts off

April 25, 2018 Stephen Clark

A European environmental satellite designed to monitor Earth’s oceans, lakes and vegetation lifted off Wednesday aboard a modified Russian ballistic missile originally built to carry nuclear warheads. The mission launched from the Plesetsk Cosmodrome around 500 miles north of Moscow at 1757:51 GMT (1:57:51 p.m. EDT).

Members

Q&A with Josef Aschbacher, director of ESA’s Earth observation programs (members only)

October 13, 2017 Stephen Clark

Josef Aschbacher, head of ESA’s Earth observation programs, recently spoke with Spaceflight Now about the importance of the Sentinel 5P satellite mission designed for air quality measurements from space, and discussed increasing data usage from Europe’s Copernicus environmental network, and plans to expand the flagship Earth observation fleet.

News Headlines

  • SpaceX to launch 4 Falcon Heavy rockets as part of newest U.S. national security missions award
    October 4, 2025
  • SpaceX launches 3rd consecutive Falcon 9 rocket from Vandenberg SFB, uninterrupted by a Cape mission
    October 2, 2025
  • ViaSat-3 F2 satellite arrives in Florida ahead of late October launch
    October 1, 2025
  • Report argues NASA is illegally using President’s Budget Request to circumvent Congress’ budgeting process
    October 1, 2025
  • Axiom Space taps Portuguese physiologist as first ‘Project Astronaut’
    September 30, 2025
  • Ground testing anomaly destroys Firefly Aerospace’s Alpha booster intended for next flight
    September 30, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    September 28, 2025
  • Sierra Space’s Dream Chaser debut mission delayed again, no longer docking to station
    September 26, 2025
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg
    September 25, 2025
  • ULA launches third batch of Amazon’s Project Kuiper satellites from Cape Canaveral
    September 25, 2025
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