Citizen scientists join the search for Planet 9
Backyard Worlds enlists amateurs to look for celestial objects
![WISE satellite](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/05/061017_reviews_screentime_main.jpg?fit=860%2C460&ssl=1)
BACKYARD WORLDS By scrutinizing images taken by NASA’s WISE satellite (illustrated), volunteers can help a group of astronomers find undiscovered space objects.
JPL-CALTECH/NASA