Solar Cycle
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Bb115
Books and cars
Followers: 7
Lifetime Tokens: 0
ASTRONOMY
Solar Physics Solar Cycle
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The Sun’s magnetic heartbeat pulses every 11 years, shaping space weather and Earth’s skies
5 Feb 2026
What causes the approximately 11-year solar cycle observed in the Sun’s activity?

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SteveO1
Technology and cars
Followers: 8
Lifetime Tokens: 6
ASTRONOMY
Solar Physics Solar Cycle
Post image
The Sun's 11-year cycle drives dramatic shifts in solar activity and space weather
3 Feb 2026
What is the primary observable feature used to measure the solar cycle?

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