Come to the Dark Side, we have stars | Chasing Starlight 8

Perhaps you did not know, but astronomers are fighting for the dark side. For them, the darkest places on Earth aren’t filled with evil and aggression, just uninterrupted views of the cosmos. Unfortunately, such places are under threat from light pollution. Join ESO astronomer, Suzanna Randall, in the latest episode of #ChasingStarlight, to learn about light pollution, what causes it and how we can mitigate it. 00:00 Dark vs. Light 00:42 What is light pollution 01:53 How light pollution affects our view of the night sky 02:55 The perfectly dark sky 03:44 Satellite constellations’ impact on astronomy 05:05 Satellite constellations’ impact on planetary defence 05:53 How can we preserve the night sky & what ESO does for this Credit: Directed by: Luis Calçada, Martin Kornmesser, Martin Wallner Hosted by: Suzanna Randall Written by: Claudia Sciarma, Thomas Howarth, Bárbara Ferreira Editing: Martin Kornmesser, Luis Calçada Videograph