The Polarimetric and Helioseismic Imager took the highest-resolution full views of the sun’s visible surface, or photosphere, to date. Nearly all radiation from the sun originates from the photosphere ...

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As the Sun nears solar maximum, an abundance of phenomena dance across its surface. The chromosphere—the layer of the Sun sandwiched between the photosphere and the corona—swirls with filaments, ...

Using data collected by NASA's Parker Solar Probe during its closest approach to the sun, a University of Arizona-led research team has measured the dynamics and ever-changing "shell" of hot gas from ...

The Sun's structure includes the photosphere (visible surface), chromosphere (reddish layer above the photosphere), and corona (outermost layer with extremely high temperatures). The Sun emits a ...

The surface of the Sun (photosphere), captured with the VBI instrument at the Inouye Solar Telescope in the G-band (430 nanometers) with a resolution of approximately 20 kilometers. The zoomed-in area ...

New images of the sun captured by the Solar Orbiter mission showcase the highest-resolution views of our star’s visible surface ever seen, revealing sunspots and continuously moving charged gas called ...