Watch now! The Aug. 12 total solar eclipse has begun (live stream)

The eclipse has begun! Today (Aug.

12), the new moon swoops in front of the sun, casting its dark shadow across a stretch of Earth from Iceland and Greenland to northern Spain.

Viewers in the path of the shadow, known as the path of totality, will see a stunning total solar eclipse .

Meanwhile, millions of skywatchers in North America and Europe will be treated to a partial eclipse, with the moon covering more than 90% of the sun's visible surface in some areas.

NASA is live-streaming the entire event from Iceland and Spain.

Their stream begins at 1:15 p.m.

EDT, and you can watch it right here: Want an alternate view? ESA is also streaming the eclipse from the Astrophysical Observatory of Javalambre in Teruel, Spain.

CNN will also stream totality from Spain , starting at 1 p.m.

EDT Wednesday.

Want to know more about the Aug.

12 eclipse? Live Science has all the details below.

Where is the Aug.

12 total solar eclipse visible? The path of totality (red line) on Aug.

12 (Image credit: NASA's Scientific Visualization Studio) The path of totality for the Aug.