Scientists decode Johannes Kepler’s 417-year-old sunspot drawings, solving a long-standing mystery about solar cycles and the ...

In 1607, Johannes Kepler projected an image of the Sun onto a piece of paper and spotted a dark smudge. He thought he was ...

Using modern techniques, researchers have re-examined Johannes Kepler's half-forgotten sunspot drawings and revealed previously hidden information about the solar cycles before the grand solar minimum ...

Scientists have discovered that the Sun experienced a 70-year dimming period, suggesting it could unexpectedly enter a ...

Korean texts annotated with red lines The sun's solar cycles were once around three years shorter than they are today, a new analysis of centuries-old Korean chronicles reveals. This previously ...

At the center of our solar system, the sun is a constant force keeping planets in orbit, providing Earth with just the right amount of light and warmth for life and even governing our daily schedules.

Jul. 21—Life on Earth revolves around the sun. When science shows that the sun is going through changes — like the recent solar minimum, or a period of decreased activity on the sun — it leaves the ...

A large solar flare erupts from the Sun’s surface in this image from NASA’s Solar Dynamics Observatory taken on 7 March 2012. Credit: NASA/GSFC/SDO Sunspots change in number depending on how much ...

Scientists have known this solar minimum was coming because it's a regular aspect of the sun's cycle. Sunspots were peaking in 2014, with low points beginning in 2019, according to NASA. The sun is ...