If The Sun Vanished Right Now, Earth Would Go Dark Eight Minutes Later — But If Its Sound Could Cross Space At The Speed It Travels Through Air, The Sun’s Final Roar Would Continue Reaching Us For Nea

If the Sun could disappear in a physically impossible instant, Earth would not notice at once. The last sunlight already in flight would keep arriving. Only after those final photons crossed the Sun-Earth gap would the daylit side of our planet lose ...Read more