
Data from the Parker Solar Probe revealed that plasma turbulence changes the direction of rotation at small scales.
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The Parker Solar Probe was commissioned by NASA to study the Sun's outer atmosphere. Plasma turbulence forms the fundamental dynamics of solar winds and magnetic storms.
NASA's Parker Solar Probe has detected a hidden pattern in the turbulence in space. The findings have the potential to contribute to the understanding of magnetic storms on Earth.
Just as incense smoke makes turbulence visible in the air, plasma, an ionized gas containing charged particles, creates turbulence in space. Space plasma, driven by electric and magnetic fields, exhibits a different dynamic because its particles rarely collide. Sensitive data from the Parker Solar Probe revealed an organized pattern within these erratic movements.
MAGNETIC FIELDS CHANGE THE DIRECTION OF SPIN ON SMALL SCALES
Plasma, which behaves like a fluid on large scales, comes under the influence of individual particle dynamics as it moves down to smaller scales. An international team of researchers has demonstrated directly for the first time that turbulent magnetic fields reverse their preferred direction of rotation during this transition. Looking outward from the Sun, magnetic fields rotate counterclockwise on large scales and clockwise on small scales.
This change of direction occurs at the scale where fluid behavior transforms into particle dynamics. As we move away from the Sun, the change in direction becomes more pronounced and shifts to larger areas. Doctor Masatomi Iizawa, a researcher at Technische Universität Braunschweig, stated that although turbulence represents irregular movements, they saw a clear structure in the spectrum. The results of the study, in which researchers from ten countries participated, were published in The Astrophysical Journal Letters.
TURBULENCE SHAPES SPACE WEATHER
Doctor Yokoi from Tokyo University stated that the results are of great importance in terms of both plasma physics and astrophysics. Plasma turbulence; It plays an important role in the solar wind, solar flares and the Earth's magnetosphere, as well as in the accretion disks around celestial bodies. Turbulence in interplanetary space affects the shock waves and magnetic clouds produced by solar flares, becoming a critical factor in predicting geomagnetic storms.

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Researchers from the University of Nevada discovered that under 222 GPa pressure, the atomic structure of water is deformed, losing its symmetry. This finding necessitates updating the internal structure and magnetic field models of ice giants such as Uranus and Neptune.

The US Space Force confirmed that the Swift Observatory spacecraft re-entered the Earth's atmosphere north of Sumatra, near Indonesia. It has not yet been announced how much of the approximately 1.5-ton vehicle burned in the atmosphere. NASA stated that the probability of the fragments causing damage is very low. The planned rescue operation with the Link spacecraft failed due to propulsion and reaction wheel problems.
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