The Line Between Night and Day on Earth Seen From Space {4K}

The International Space Station orbiting along and crossing the line of the terminator.

"A terminator or twilight zone is a moving line that divides the daylit side and the dark night side of a planetary body." https://en.wikipedia.org/wiki/Termina...

Timelapse created from images courtesy of the Earth Science and Remote Sensing Unit, NASA Johnson Space Center (ISS034-E-19846-20246) https://eol.jsc.nasa.gov