Facula, in astronomy, bright granular structure on the Sun’s surface that is slightly hotter or cooler than the surrounding photosphere. A sunspot always has an associated facula, though faculae …

Facula (pl. faculae) is a bright spot on the surface of a planet or a star. It may refer to Solar facula; Geology of Mercury § Faculae; Bright spots on Ceres; List of geological features on Titan § …

Sun's faculae. Dark regions are sunspots and the brighter speckled regions around them are faculae. Although image is in grayscale, it correctly presents true white color of Sun's …

Jan 14, 2025 · Supergranules. Supergranules are much larger versions of granules (about 35,000 km across) but are best seen in measurements of the "Doppler shift" where light from material …

Nov 15, 2018 · Solar faculae represent, second after sunspots, significant and prominent manifestation of solar activity. Despite the fact that facula is marginally luminous in comparison …

The meaning of FACULA is any of the bright regions of the sun's photosphere seen most easily near the sun's edge.

facula Quick Reference 1 A brighter and hotter patch on the Sun's photosphere, visible in white light and best seen near the solar limb against the background of limb darkening.

Jan 18, 2022 · Movie of SDO/AIA 1700 angstrom imagery, collected near solar maximum (April 2014). Note the small dark regions (sunspots) and the brighter speckled regions (faculae) …

Faculae are bright granular structures on the Sun's surface that are slightly hotter than the surrounding photosphere. A sunspot always has an associated facula, though faculae may …

Observations of the sun in white light with a small telescope (avoid eye damage by projecting the image on a piece of paper) shows two kinds of structures on the solar disk: dark sunspots and …