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    Moderate Solar Flare Released by Sun

    Image of a moderate solar flare captured by NASA's Solar Dynamic Observatory on May 3, 2022

    The Sun emitted a moderate solar flare on May 3, 2022, peaking at 8:19 p.m. ET. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. Solar flares are powerful bursts of energy. Flares and solar eruptions can impact radio communications, electric power grids, navigation signals, and pose risks to …

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    Sun Releases Strong Solar Flare

    A golden Sun with a flare erupting from the bottom left

    The Sun emitted a strong solar flare on May 3, 2022, peaking at 9:25 a.m. EDT. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. Solar flares are powerful bursts of energy. Flares and solar eruptions can impact radio communications, electric power grids, navigation signals, and pose risks to …

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    NASA’s Psyche Spacecraft Arrives at Kennedy

    NASA's Psyche spacecraft arrives at Kennedy Space Center's Launch and Landing Facility in Florida.

    The Psyche spacecraft completed its journey from NASA's Jet Propulsion Laboratory (JPL) in Southern California to NASA's Kennedy Space Center in Florida. First, it traveled to March Air Reserve Base, about 55 miles southeast of JPL, before flying cross-country aboard a C-17 aircraft to the Launch and Landing Facility (formerly the Shuttle Landing Facility) where …

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    NASA’s Gregory Robinson Named Finalist for Service to America Medal

    A headshot of Gregory L. Robinson

    On May 1, the nonprofit, nonpartisan Partnership for Public Service announced the 2022 finalists for the Samuel J. Heyman Service to America Medal (Sammies) – an awards program honoring excellence and innovation in federal service. Among the finalists is Gregory L. Robinson, program director for the James Webb Space Telescope at NASA Headquarters. Selected from …

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    Strong Solar Flare Erupts from Sun

    a red Sun, with a golden flare bursting from the top right.

    The Sun emitted a strong solar flare on April 30, 2022, peaking at 9:47 a.m. EDT. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. Solar flares are powerful bursts of energy. Flares and solar eruptions can impact radio communications, electric power grids, navigation signals, and pose risks to …

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    The Hot and Cold of Webb

    Completion of NASA's James Webb Space Telescope's optical alignment has moved us into the final phase of commissioning the Science Instruments. During this final phase the Webb team and instrument scientists will test all the modes and operations for the four science instruments to measure their performance, calibration, and overall observatory operations. While the mirrors …

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    Amazing Achievements From Parker Solar Probe

    animated illustration of spacecraft approaching sun

    In 2018, NASA launched Parker Solar Probe on an unprecedented mission to study the Sun up close. The mission was defined with three key scientific goals: To trace the flow of energy that heats the Sun's outer atmosphere. To shed light on the sources of the solar wind, the constant flow of solar material escaping …

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    NASA’s Webb In Full Focus, Ready for Instrument Commissioning

    This mosaic of five different star-packed images shows the field of view of NASA's James Webb Space Telescope as seen through its its four scientific instruments, and its Fine Guidance Sensor. All sensors are capturing images in full focus. For this test, Webb pointed at part of the Large Magellanic Cloud, a small satellite galaxy of the Milky Way, providing a dense field of hundreds of thousands of stars across all the observatory's sensors. Each image shows a black field dotted with red-hued (colorized) stars. Webb's three imaging instruments are NIRCam (images shown here at a wavelength of 2 microns), NIRISS (image shown here at 1.5 microns), and MIRI (shown at 7.7 microns, a longer wavelength revealing emission from interstellar clouds as well as starlight). MIRI's image contains bright stars with cloud like structures streaking across the frame. NIRSpec is a spectrograph rather than imager but can take images for calibrations and target acquisition. Dark regions visible in parts of the NIRSpec data are due to structures of its microshutter array, which has several hundred thousand controllable shutters that can be opened or shut to select which light is sent into the spectrograph. Webb's Fine Guidance Sensor tracks guide stars to point the observatory accurately and precisely, its image set in the mosaic contains much brighter stars showing large 6-sided projections on the stars closest in the frame

    Alignment of NASA's James Webb Space Telescope is now complete. After full review, the observatory has been confirmed to be capable of capturing crisp, well-focused images with each of its four powerful onboard science instruments. Upon completing the seventh and final stage of telescope alignment, the team held a set of key decision meetings and …

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    Honoring the Father of Heliophysics

    Photo of Nicky Fox presenting the laureate lecture on behalf of Eugene Parker

    I recently had the honor of giving the laureate lecture on behalf of Eugene "Gene" Parker, winner of the Crafoord Prize in Astronomy. It was one of the biggest moments of my career. It was also one of the hardest. Gene received the award in 2020 "for pioneering and fundamental studies of the solar wind …

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    NASA’s Lucy Mission Is “Go” for Solar Array Deployment Attempt

    On April 18, NASA decided to move forward with plans to complete the deployment of the Lucy spacecraft's stalled, unlatched solar array. The spacecraft is powered by two large arrays of solar cells that were designed to unfold and latch into place after launch. One of the fan-like arrays opened as planned, but the other …

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