Inouye Solar Telescope captures unprecedented images of solar plasma vortices

Kelvin-Helmholtz instability solar photosphere plasma vortices solar flares astrophysics

An international team of scientists has captured the highest-resolution images ever of the Sun's photosphere using the Daniel K. Inouye Solar Telescope in Maui, Hawaii. The observations have provided the first direct evidence of Kelvin-Helmholtz instability occurring on the Sun's surface.

The images reveal thousands of tiny, swirling plasma vortices and whirlpool-like structures located along the edges of solar granules. These features, some measuring as small as 20 kilometers, were previously only understood through theoretical models. The instability occurs when layers of plasma move at different velocities, creating turbulent waves and eddies.

Researchers suggest these observations are critical for understanding how magnetic energy is transferred and accumulated in the solar atmosphere. This process is believed to drive solar flares and coronal mass ejections, which can cause significant space weather affecting satellites, power grids, and communication systems on Earth.

Entities

Daniel K. Inouye Solar Telescope · Daniel K. Inouye Solar Telescope · Haleakala Observatory · Haleakalā · Kelvin‑Helmholtz instability · Kelvin‑Helmholtz instability · Max Planck Institute for Solar System Research · National Science Foundation · National Solar Observatory · Nature · Sun

Claims

What the coverage asserts, and how many sources carry each claim.

[● 2 SOURCES] The Daniel K. Inouye Solar Telescope achieved unprecedented resolution of the photosphere at a wavelength of 416 nanometers. www.theweather.net · sciencepost.fr
[● 4 SOURCES] The research findings were published in the journal Nature. www.aztecajalisco.com · www.theweather.net · www.geo.fr · www.thegardenisland.com
[○ 1 SOURCE] The observed plasma whirls range in diameter from approximately 12 miles to 100 miles. www.thegardenisland.com
[○ 1 SOURCE] Understanding these solar instabilities may help explain how magnetic energy accumulates and triggers solar flares and eruptions. www.theweather.net
[● 4 SOURCES] The Kelvin-Helmholtz instability manifests as small, whirlpool-like swirling patterns in the solar photosphere. www.theweather.net · www.geo.fr · sciencepost.fr · www.thegardenisland.com
[● 5 SOURCES] An international team of scientists identified the Kelvin-Helmholtz instability on the Sun's surface. www.aztecajalisco.com · www.theweather.net · www.geo.fr · sciencepost.fr · www.thegardenisland.com