April 30, 2026
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Breaking News
  • [ April 29, 2026 ] SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB Falcon 9
  • [ April 29, 2026 ] SpaceX launches 6-ton ViaSat-3 F3 satellite on Falcon Heavy rocket Falcon Heavy
  • [ April 28, 2026 ] Launch preview: SpaceX seeks second attempt at Falcon Heavy launch following weather scrub on Monday Falcon Heavy
  • [ April 27, 2026 ] ULA launches 29 Amazon Leo satellites on Atlas 5 rocket from Cape Canaveral Atlas 5
  • [ April 27, 2026 ] SpaceX scrubs Falcon Heavy launch of final ViaSat-3 satellite due to poor weather Falcon Heavy

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 launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    April 29, 2026
  • SpaceX launches 6-ton ViaSat-3 F3 satellite on Falcon Heavy rocket
    April 29, 2026
  • Launch preview: SpaceX seeks second attempt at Falcon Heavy launch following weather scrub on Monday
    April 28, 2026
  • ULA launches 29 Amazon Leo satellites on Atlas 5 rocket from Cape Canaveral
    April 27, 2026
  • SpaceX scrubs Falcon Heavy launch of final ViaSat-3 satellite due to poor weather
    April 27, 2026
  • SpaceX flies 25 Starlink satellites to orbit on its 50th Falcon 9 launch of the year
    April 26, 2026
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    April 23, 2026
  • SpaceX launches final GPS III satellite for the U.S. Space Force
    April 21, 2026
  • Blue Origin launches third New Glenn rocket, but payload ends up in wrong orbit
    April 20, 2026
  • Third flight of Blue Origin’s New Glenn rocket to feature 1st reuse of booster
    April 19, 2026
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