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What Is An Accretion Disk And Why Do We Find Them In Close Binary Systems? [Solved]

An accretion disk is a disk of orbiting material that is falling toward a central body, like a white dwarf. We see these only in close binary systems because they require material to be transferred from one star to another.

Black Hole Accretion Disks Explained

People cannot observe black holes because no light

Explanation of Close Binary Star Types

Explanation of

Accretion Disk in Binary System with mass transfer

Website: http://www.physik.uni-tuebingen.de/institute/astronomie-astrophysik/institut/computational-physics.