Solar observers have been on a wild ride over the past decade, painstakingly trying to make sense of our yellow dwarf star’s increasingly puzzling sunspot cycles — or, rather, the lack of such cycles.

Ancient Chinese astronomers observed a solar eclipse in 709 BCE with remarkable detail. These old records are now helping scientists understand Earth's rotation changes over thousands of years. They ...

To improve understanding of variation of Earth's rotation in the 4th--7th centuries CE, a research team analyzed Byzantine records from this period to identify total solar eclipses around the Eastern ...

As a ball of ultra-hot gas, how does the sun rotate? This complex form of rotation drives some fascinating phenomena. When you purchase through links on our site, we may earn an affiliate commission.