Robots to Spy On Black Holes

Discovery - Astronomers wanting more accurate measurements of distant black holes have some new assistants -- robots that can tackle the tedious task of monitoring black hole neighbor clouds’ glow.

"A spectrograph is a special kind of camera that splits the light of an object into its constituent colors, like a rainbow, and lets you do things like measure the chemical composition of an object and how fast it is moving with respect to you," astrophysicist David Sand, with Texas Tech University, wrote in an email to Discovery News.

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