Engelsk definition
Any type of variation in the appearance of energy output of the sun. (NASA Thesaurus, 1994)
Solar Activity
Solaktivitet
Svenska synonymer
Solfläckar — Soleruption
Engelska synonymer
Activities, Solar — Activity, Solar — Solar Activities — Solar Particle Events — Event, Solar Particle — Events, Solar Particle — Particle Event, Solar — Particle Events, Solar — Solar Particle Event — Sunspots — Sunspot — Solar Flares — Flare, Solar — Flares, Solar — Solar Flare