Great American Solar Eclipse
The Great American Solar Eclipse is passing through 14 states today (Aug. 21), following a narrow path stretching from Oregon to South Carolina.
Live Science is assembling the best photos of the eclipse and the science surrounding it. Check back throughout the day to see the country's most stunning eclipse photos. Total Solar Eclipse 2017: Everything You Need to Know
Across the sky
This composite image shows the progression of a total solar eclipse over Madras, Oregon, on Aug. 21, 2017.
The diamond-ring effect is seen during a total solar eclipse on Aug. 21, 2017. This photo was taken from onboard a NASA Gulfstream III aircraft flying 25,000 feet (7,620 meters) over the Oregon coast.
An eclipse party held at Madras High School in Oregon, the bight before the Great American Solar Eclipse.
The beginning of the eclipse, as seen from Prineville, a city in central Oregon that's along the path of totality.
Eclipse glasses were used as a filter for this photo.
Dean Derek (right) snaps a selfie with Barbara Solomon (second to right), Brenda Hanson (third from right) and Mike Moen (left) in Prineville, Oregon.
The birds stopped chirping when the sun was about one-third covered, even though it was still relatively light outside, Solomon said.
When the sun was half covered, it got "cooler and darker, but in an odd way," Solomon said. "Not like a usual sunset. It's a testament to how powerful the sun is."
A view of the sun as it rises the morning of the eclipse from behind Jack Mountain in the Northern Cascades National Park, Washington.
The beginning of the eclipse, as seen from Ross Lake, Northern Cascades National Park, Washington.
The International Space Station (ISS) is visible in this image of the sun from near Banner, Wyoming.
Onboard the ISS are NASA astronauts Peggy Whitson, Jack Fischer, and Randy Bresnik; Russian cosmonauts Fyodor Yurchikhin and Sergey Ryazanskiy; and ESA (European Space Agency) astronaut Paolo Nespoli.
A composite image made from seven frames, showing the International Space Station as it transits a partial eclipse of the sun.
Total solar eclipse
A total solar eclipse, as seen from Madras, Oregon, today (Aug. 21).