The Sun In 2025 Forecast. For the past eight months, activity on the sun has steadily increased, indicating we transitioned to solar cycle 25. The sun’s activity has quickly ramped up and even though we haven’t reached peak levels in this cycle, the sun’s activity is already exceeding predictions.
The sun’s activity has quickly ramped up and even though we haven’t reached peak levels in this cycle, the sun’s activity is already exceeding predictions. For more details on this announcement and the specifics on this prediction, please see the solar cycle 25 press release.