On July 17th Professor Vanderbei shared some of his astrophotography that he had done in the past, and also brought students outside and took photos of the sun and its spots.
![](http://commons.princeton.edu/motorcycledesign/wp-content/uploads/sites/70/2018/07/vdb1.jpg)
![](http://commons.princeton.edu/motorcycledesign/wp-content/uploads/sites/70/2018/07/vdb2.jpg)
![](http://commons.princeton.edu/motorcycledesign/wp-content/uploads/sites/70/2018/07/sunspot.bmp_.jpeg)
On July 17th Professor Vanderbei shared some of his astrophotography that he had done in the past, and also brought students outside and took photos of the sun and its spots.