Unexplained Light Curves

Boyajian’s star is dimming again. This graphic shows why that’s weird.

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Boyajian’s star has been caught in the act of dimming again. But lots of stars appear to drop in brightness from our vantage point on Earth. The graphic below, from Kimberly Cartier and Jason Wright’s article in the May 2017 issue of Scientific American, shows why this case is different.

Credit: Tiffany Farrant-Gonzalez; Source: “KIC 8462852 Faded Throughout the Kepler Mission,” by Benjamin T. Montet and Joshua D. Simon, in Astrophyiscal Journal Letters, Vol. 830, No. 2, Article No. L39; October 20, 2016

Jen Christiansen is an information designer, visual science communicator and author of the book Building Science Graphics: An Illustrated Guide to Communicating Science through Diagrams and Visualizations. She began her publishing career in New York City at Scientific American, moved to Washington, D.C., to join the art department of National Geographic, spent four years as a freelance science communicator and then returned to Scientific American for a second stint, during which she became the magazine’s first graphics-specific art director. In that role, she established a consistent data visualization and diagram philosophy across all articles. She writes and presents on topics ranging from reconciling her love for art and science to her quest to learn more about the pulsar chart on Joy Division’s Unknown Pleasures album cover. Her work can be viewed at www.jenchristiansen.com

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