Solar Activity Solar Flares Solar Wind Coronal Mass Ejections Solar Observations Sunspots Space Weather Solar Eruptions Solar Storms Solar Corona Magnetic Fields Solar Observation Solar Dynamics Solar Atmosphere Space Missions Solar Phenomena Geomagnetic Activity Solar Events Coronal Holes Solar Probes Geomagnetic Storms Auroras Solar Orbiter Solar Cycles Observational Techniques Historical Observations Solar Magnetic Fields Space Exploration Solar Cycle Solar Poles Solar Emissions Instruments Solar Imaging Solar Observatories Solar Explosions Helioseismology Coronal Magnetic Field Solar Magnetism Spectroscopy Solar Telescopes Polarimetry Instrumentation Solar Structures Coronal Heating Problem Solar Particle Events Spacecraft Missions Magnetism Solar Winds Classification of Flares Impact on Earth Heliophysics Magnetic Reconnection Solar Energetic Particles Solar Energetic Electrons X-ray Emissions Coronal Heating Research Institutions Solar Research Radiation Polar Lights Observations Plasma Physics Proton Flux Solar Plasma Coronal Emission Solar Radiation Storms Solar Protons Geomagnetism Sun's Magnetic Field Energy Transport Solar Magnetic Field Solar Activity Forecasting Sun's Surface Dynamics Solar Dynamo Sun's Magnetic Fields Magnetic Field Origin Forecasting Solar Activity Convection Zone Solar Convection Heat Transport Research Sound Waves Challenges Cycle 25 Research Methods Historical Cycles Future Predictions Asteroseismology Research Studies X-ray Spectroscopy Alfvén Waves Electron Flux Coronagraphs Solar Composition Atmospheric Phenomena Spacecraft Sun Adaptive Optics Solar Jets and Plumes Total Solar Eclipses
Findings from BiSON's 40-year record single out the 2008–2009 deep minimum as a distinct internal state with value for forecasting.
