Astronomy

Kate Russo has seen 13 total solar eclipses, and even she isn't ready for this one.

Astronomical simulations and ancient Egyptian texts show the Milky Way was linked to the ancient Egyptian sky goddess Nut. This fits within multicultural myths about our home galaxy

To make the most of any total solar eclipse, put down your gadgets and bask in one of our solar system’s most glorious spectacles

Total solar eclipses have set the stage for major scientific advancements—everything from the discovery of helium to the testing of Einstein’s general theory of relativity.

Annie Maunder was an astronomer who expanded our understanding of the sun at the turn of the 20th century. Her passion was photographing eclipses.

Predicting what the sun will look like during a total solar eclipse is a helpful exercise for scientists in the long quest to understand how our star works

Eclipses bring the future—or at least a tiny sliver of it—into sharp focus

How a total solar eclipse creates connection, unity and caring among the people watching

Just how rare are total solar eclipses, which require a perfect alignment of the sun and moon?

Figuring out whether there are more stars in the universe than sand grains on Earth’s seashores requires math—and imagination

A kite-borne experiment will observe the sun’s mysterious corona during the upcoming total solar eclipse

Quirks of orbital mechanics make a cadre of sun-orbiting asteroids appear to be moons of Earth