Echo Mapping in a Black Hole Accretion Disk and Torus (Animation) (Image Credit: NASA/JPL-Caltech)
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Echo Mapping in a Black Hole Accretion Disk and Torus (Animation) (Image Credit: NASA/JPL-Caltech)
Radio Free Covenant - A Podcast about the Science-Fiction Roleplaying Game "Covenant" and Urban Fantasy Novel "Crossing the Line"