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Sentinel-6/Jason-CS (Continuity of Service)

    Sentinel-6B Satellite Acquires Signal

    Image shows the Earth in the background while NASA's Sentinel-6B spacecraft outlined in gold separates from SpaceX second stage.

    Mission controllers for Sentinel-6B received full acquisition of signal from the spacecraft at 1:54 a.m. EST Monday, Nov. 17. After cross-calibrating its data, Sentinel-6B will take over from Sentinel-6 Michael Freilich, launched Nov. 21, 2020, to monitor sea levels, measure wind and wave conditions, and improve both short and long-term weather predications. It is expected […]

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    Sea-Level Monitoring Satellite Flying Solo

    Image shows the Earth in the background and a metallic second stage of SpaceX separating from NASA's Sentinel-6B spacecraft

    The Sentinel-6B satellite is flying on its own after separating from the SpaceX Falcon 9 second stage. Satellite-6B, part of a mission led jointly by NASA, ESA (European Space Agency), EUMETSAT (the European Organisation for the Exploitation of Meteorological Satellites), and the National Oceanic and Atmospheric Administration (NOAA), with funding support from the European Commission […]

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    Second Stage Burn Complete

    The SpaceX Falcon 9 second stage completed its second burn, and in just a few minutes the Sentinel-6B spacecraft will separate from the rocket.

    First Stage Rocket Returns to Earth; Coast Phase Begins

    Looking down, an image shows a SpaceX first stage booster returning to Landing Zone 4 East  at Vandenberg Space Force Base in California following launch of Sentinel-6B.

    The SpaceX Falcon 9 rocket’s first stage successfully touched down on Landing Zone 4 East at Vandenberg Space Force Base in California following launch of Sentinel-6B. The Falcon 9 second stage will continue to coast for approximately 45 minutes before igniting for a brief, one-minute burn to align its trajectory with its intended destination in […]

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    Second Stage Engine Start

    The Falcon 9’s second stage Merlin engine, carrying Sentinel-6B, ignited, marking the first of two planned burns that will deliver the satellite to its designated orbit. The rocket’s protective payload fairing separated and is on way back to Earth, where SpaceX plans to recover it.

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    Liftoff! Sentinel-6B Journeys to Orbit

    A rocket lifts off at night, producing a large plume of bright exhaust and thick clouds of smoke at the base. The rocket ascends vertically from a launch pad surrounded by floodlights, buildings, and tanks against a dark sky

    A SpaceX Falcon 9 rocket carrying the U.S.-European Sentinel-6B satellite launched at 9:21 p.m. PST (12:21 a.m. EST Monday, Nov. 17) from Space Launch Complex 4 East at Vandenberg Space Force Base in California. Sentinel-6B will eventually take over as the official reference satellite for global sea level measurements from its twin, the Sentinel-6 Michael […]

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    NASA Launch Manager Gives ‘Go’ for Launch

    The NASA launch manager, Tim Dunn, has just given a “go” for launch for the Sentinel-6B satellite.

    This will be the third flight for the first stage booster supporting this mission. Launch is coming up momentarily.

    Second Stage Fueling Underway for Sentinel-6B Launch

    Image shows a white Space X rocket with NASA's Sentinel-6B atop the rocket in California. Photo credit: NASA

    Fueling is underway for the second stage of the SpaceX Falcon 9 rocket carrying Sentinel-6B, part of a joint mission led by NASA and ESA (European Space Agency), EUMETSAT (the European Organisation for the Exploitation of Meteorological Satellites), and the National Oceanic and Atmospheric Administration (NOAA), with funding support from the European Commission and technical support […]

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    Meet Sentinel-6B Satellite

    In this illustration, the Sentinel-6 Michael Freilich spacecraft, the world's latest sea-level satellite, orbits Earth with its deployable solar panels extended.

    Once Sentinel-6B launches, the satellite and its six science instruments are expected to spend the next 5.5 years in orbit collecting data on the rising sea levels and the impacts for us on Earth. The satellite is about the size of a small pickup truck at 19.1 feet (5.82 meters) long, 7.74 feet (2.36 meters) […]

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    First Stage Fueling Begins

    Mission managers polled “go” to begin fueling the SpaceX Falcon 9 with just under 40 minutes remaining until launch. Rocket Grade Kerosene, or RP1, now is loading into the SpaceX Falcon 9 rocket first stage booster, while liquid oxygen, or LOX, is loading into the rocket’s first stage. These propellants will power the stage’s nine Merlin engines. Propellant loading for the second stage will begin shortly.

    The first stage will propel the second stage and the Sentinel-6B satellite to its designed location before returning to Earth, where SpaceX plans to recover it at Landing Zone 4.