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Solar phenomena are natural phenomena which occur within the atmosphere of the Sun. They take many forms, including solar wind , radio wave flux , solar flares , coronal mass ejections , [ 1 ] coronal heating and sunspots .
The Sun is the star at the center of the Solar System. ... Midnight sun – Natural phenomenon when daylight lasts for a whole day; Planets in astrology § Sun;
Stellar phenomena specifically associated with the Earth's Sun. ... Pages in category "Solar phenomena" The following 82 pages are in this category, out of 82 total. ...
Two giant holes in the Sun could create impactful space weather for Earth in early February. Recent NOAA satellite images show two coronal holes, areas on the surface of the Sun with cooler plasma ...
A light pillar, or sun pillar, appears as a vertical pillar or column of light rising from the Sun near sunset or sunrise, though it can appear below the Sun, particularly if the observer is at a high elevation or altitude. Hexagonal plate- and column-shaped ice crystals cause the phenomenon.
A sun dog (or sundog) or mock sun, also called a parhelion [1] (plural parhelia) in atmospheric science, is an atmospheric optical phenomenon that consists of a bright spot to one or both sides of the Sun. Two sun dogs often flank the Sun within a 22° halo.
Heliophysics combines the science of the Sun, corona, heliosphere and geospace, and encompasses a wide variety of astronomical phenomena, including "cosmic rays and particle acceleration, space weather and radiation, dust and magnetic reconnection, nuclear energy generation and internal solar dynamics, solar activity and stellar magnetic fields ...
The solar wind is a stream of charged particles released from the Sun's outermost atmospheric layer, the corona.This plasma mostly consists of electrons, protons and alpha particles with kinetic energy between 0.5 and 10 keV.