Extinction (astronomy)

Interstellar extinction is when the electromagnetic radiation of an astronomical object is blocked and/or scattered by other astronomical objects and cosmic dust.

Also known as galactic extinction when the object is in the Milky Way.

Extinction (astronomy) Media

An extreme example of visible light extinction, caused by a dark nebula
Plot showing the average extinction curves for the MW, LMC2, LMC, and SMC Bar. The curves are plotted versus 1/wavelength to emphasize the UV.

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