In this series of meditations, Dominic Pettman and Eugene Thacker explore some of the key “negative affects” – both eternal and emergent – associated with climate change, environmental destruction, and cosmic solitude. In so doing they unearth something so obvious that it has gone largely unnoticed: the question of how we should feel about climate change. Between the information gathered by planetary sensors and the simple act of breathing the air, new unsettling moods are produced for which we currently lack an adequate language. Should we feel grief over the loss of our planet? Or is the strange feeling of witnessing mass extinction an indicator that the planet was never “ours” to begin with? Sad Planets explores this relati…