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The Sun Spot

    A Powerful Solar Eruption on Far Side of Sun Still Impacted Earth

    A circular diagram shows a swirl of colors. The Sun is represented at the center and the planets and several spacecraft are depicted around it. Suddenly, a blast of darker colors moves away from the central dot, representing the powerful CME moving at high speeds.

    A massive eruption of solar material, known as a coronal mass ejection or CME, was detected escaping from the Sun at 11:36 p.m. EDT on March 12, 2023. The CME erupted from the side of the Sun opposite Earth. While resarchers are still gathering data to determine the source of the eruption, it is currently …

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    NASA’s IBEX Spacecraft Resumes Science Operations

    NASA's Interstellar Boundary Explorer (IBEX) is fully operational after the mission team successfully reset the spacecraft on March 2. To take the spacecraft out of a contingency mode it entered last month, the mission team performed a firecode reset (which is an external reset of the spacecraft) instead of waiting for the spacecraft to perform …

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    Mission Update: IBEX Spacecraft Now in Contingency Mode

    The IBEX spacecraft against the starry expanse of space. IBEX is an octagon covered in blue panels. Antennae and other detectors in gold protrude from the spacecraft.

    NASA's Interstellar Boundary Explorer (IBEX) experienced a flight computer reset during a planned contact and the spacecraft went into contingency mode on Feb. 18. While fight computer resets have happened before, this time the team lost the ability to command the spacecraft during the subsequent reset recovery. The team also was unsuccessful in regaining command …

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    Artemis I Payload CuSP CubeSat Mission Update

    The CubeSat to Study Solar Particles (CuSP) launched as an Artemis I payload on 1:47 AM EST on Nov. 16, 2022. CuSP was deployed from its canister about eight hours after launch. Approximately two hours after deployment, CuSP transmissions were received by an Open Loop Receiver (OLR) operated by NASA's Jet Propulsion Laboratory's Radio Science …

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    THE GREAT SPRITES CHASE

    Intricate red lights hover a field. A windmill rises in the background.

    THE GREAT SPRITES CHASE A NASA scientist and night-sky fanatic chase the elusive lights across Oklahoma. The odds are not in their favor. By Lina Tran It wasn't dark enough. We'd driven east for two hours from Oklahoma City, and still, a stubborn red light blinked from a nearby wind farm. Paul Smith sighed with …

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    NASA’s Geotail Mission Experiences an Anomaly

    Artistic representation of the Geotail spacecraft. The 3D image blue spacecraft is set against the dark back drop of space in the distance are small orbs representing planets and a bright white circle representing the Sun.

    NASA's Science Mission Directorate, Japan's Institute of Space and Astronautical Science (ISAS), and the Japan Aerospace Exploration Agency (JAXA) are determining how to move forward with the joint Geotail mission since discovering the spacecraft's last operational data recorder has failed. Originally, Geotail was equipped with two data recorders to collect the mission's scientific data. One …

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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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    Like an Outdoor Nightclub: Q&A on Pulsating Auroras

    NASA's citizen science projects are collaborations between scientists and interested members of the public. Through these collaborations, volunteers known as citizen scientists have helped make thousands of important scientific discoveries. Aurorasaurus is one such project that tracks auroras around the world in real time via reports on its website and on Twitter. Aurorasaurus often partners …

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    NASA-funded CubeSat Discovers Source of Super-fast Electron Rain

    By Emmanuel Masongsong Using a NASA-funded CubeSat, scientists have uncovered a new source of super-fast, energetic electrons raining down on our planet, which can have implications for space infrastructure and atmospheric modeling. Scientists from the University of California Los Angles (UCLA) observed this rain, known as "electron precipitation", from low-Earth orbit using the Electron Losses …

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