Sky science
Solar Prominence
Direct answer
Solar Prominence: A Solar Prominence is a large structure of relatively cool dense plasma suspended in the corona by magnetic fields.
It is an arching or looping solar plasma feature.
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At a glance
- Found in
- Astronomy & Skywatching
- Related
- Sunspot, Solar Granulation, Coronal Mass Ejection, Solar Wind
It is an arching or looping solar plasma feature.
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The story behind Solar Prominence
Eclipse observers long described prominences before spectroscopy connected them with chromospheric hydrogen.
A one-minute story
The Wandering Stars
How the moving planets were watched, named and found, and what a transit is.
Why Solar Prominence matters
Prominences reveal magnetic topology and can participate in eruptions.
Solar Prominence in practice: an example
A prominence beyond the limb appears bright, while the same structure on the disk is called a filament.
Where readings of Solar Prominence go wrong
It is a mistake to improvise solar filters or use a nighttime telescope configuration on the Sun.
Sources and editorial method
Research references used for this entry include:
- NASA Science: The Sun - NASA reference for solar structure, activity, the solar wind, and heliophysics.
- NASA Science: Eclipse Viewing Safety - Official solar-viewing guidance for eyes, cameras, binoculars, and telescopes.
- Source
- The Great Almanac Dictionary
- Category
- Astronomy & Skywatching
- Last updated
- 2026-09-26
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More in Astronomy & Skywatching
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- Hill Sphere
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- Phase Angle
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Common questions
What is a Solar Prominence?
A Solar Prominence is a large structure of relatively cool dense plasma suspended in the corona by magnetic fields.
What do people get wrong about a Solar Prominence?
It is a mistake to improvise solar filters or use a nighttime telescope configuration on the Sun.
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