coronal plage

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• Coronal loop — Typical coronal loops observed by TRACE Coronal loops form the basic structure of the lower corona and transition region of the Sun. These highly structured and elegant loops are a direct consequence of the twisted solar magnetic flux within the… …   Wikipedia

• Coronal mass ejection — A coronal mass ejection in time lapse imagery obtained with the LASCO instrument. The Sun (center) is obscured by the coronagraph s mask. (September 30 – October 1, 2001) A coronal mass ejection (CME) is a massive burst of solar wind, other light …   Wikipedia

• Coronal hole — Coronal holes are areas where the Sun s corona is darker, colder, and has lower density plasma than average. These were found when X ray telescopes in the Skylab mission were flown above the Earth s atmosphere to reveal the structure of the… …   Wikipedia

• Coronal radiative losses — In astronomy and in astrophysics, for radiative losses of the solar corona, it is meant the energy flux irradiated from the external atmosphere of the Sun (traditionally divided into chromosphere, transition region and corona), and, in particular …   Wikipedia

• Corona — This article is about the astronomical term. For other uses, see Corona (disambiguation). During a total solar eclipse, the solar corona can be seen with the naked eye. A corona is a type of plasma atmosphere of the Sun or other celestial body,… …   Wikipedia

• List of radio propagation topics — This is a list of radio propagation terms. NOTOC A a index A index aa index active prominence active prominence region (APR) active region active surge region (ASR) active dark filament (ADF) AE index Air Force Geophysics Laboratory (AFGL) arch… …   Wikipedia

• Nanoflares — A nanoflare is a very small solar flare which happens in the corona, the external atmosphere of the Sun. The hypothesis of microflares as a possible explanation of the coronal heating was first suggested by Gold [1] and then later developed by… …   Wikipedia

• sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …   Universalium

• Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …   Wikipedia

• Solar wind — For other uses, see Solar wind (disambiguation). The solar wind is a stream of charged particles ejected from the upper atmosphere of the Sun. It mostly consists of electrons and protons with energies usually between 1.5 and 10 keV. The stream of …   Wikipedia

• Chromosphere — The Sun observed through a telescope with an H alpha filter …   Wikipedia