What is an eclipse?

Uploaded: 2017-08-14T15:38:29Z
Duration: 1 min 12 s
Description: On August 21, 2017 an eclipse will take place across the United States. If you could watch the celestial event from space, what would it look like?

Updated 1642 GMT (0042 HKT) August 14, 2017

(CNN)

On August 21, 2017 an eclipse will take place across the United States. If you could watch the celestial event from space, what would it look like?