Salty source of Ceres’ mysterious bright spots found
Ammonia from farther out in solar system hints at dwarf planet’s origins
![Occator crater on Ceres](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/12/120815_cc_ceres_free.jpg?fit=860%2C460&ssl=1)
SALT SPOTS Occator crater on Ceres displays a variety of compositions in this false color image from the Dawn spacecraft. The bright spots are salt patches from an exposed subsurface briny ice layer.
JPL-Caltech/NASA, UCLA, MPS, DLR, IDA