00:00Do you love watching the sunset? It turns out so do the astronauts aboard the International Space
00:04Station, but they don't quite look at it the way that we do.
00:08For the International Space Station, astronauts don't watch the sunset behind the horizon of
00:13buildings or mountains, but behind the curved edge of the entire planet, which we can see in
00:18this image taken in early January 2026. A sunset seen from the ISS gives a first-row demonstration
00:25on how light interacts with matter. And if you'd like to learn more about how this all works,
00:29you can check it out here at space.com.
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