WOLFRAM|DEMONSTRATIONS PROJECT

Modeling Light Curves

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brightness star 1
brightness star 2
radius of star 1
radius of star 2
view from Earth
view from above
Many objects in astronomy are too far away to resolve with optical telescopes. Astronomers have to rely on other methods to learn about these objects. For objects that orbit each other in a plane nearly edge-on from Earth's viewpoint, the repeating eclipses that occur allow the construction of a light curve. The changes in slope and other features provide important details that are not otherwise observable.