EurekAlert!

Kepler’s 1607 pioneering sunspot sketches solve solar mysteries 400 years later

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 ...
The Journal Times

The sun is experiencing a less active phase called 'solar minimum,' but it won't cause an ice age

Scientists at NASA say we're currently in a "Grand Solar Minimum." The last time this occurred was between 1650 and 1715, during what's known as the Little Ice Age in Earth's Northern Hemisphere, ...
KRDO

Johannes Kepler thought he sketched Mercury orbiting across the sun. What he actually captured has solved a solar mystery

(CNN) — German astronomer Johannes Kepler made sketches of sunspots in 1607 from his observations of the sun’s surface — and centuries later, the pioneering drawings are helping scientists solve a ...
KVIA

Johannes Kepler’s 1607 sketches of sunspots solve solar mystery

(CNN) — German astronomer Johannes Kepler made sketches of sunspots in 1607 from his observations of the sun’s surface — and centuries later, the pioneering drawings are helping scientists solve a ...
Phys.org

Kepler's 1607 pioneering sunspot sketches solve solar mysteries 400 years later

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 ...