You are browsing the archive for Ceres Archives - AGU Blogosphere.

22 March 2017

Ice in Ceres’ shadowed craters linked to tilt history

Researchers from NASA’s Dawn mission find that the axial tilt of Ceres — the angle at which it spins as it journeys around the sun — varies widely over the course of about 24,500 years. Astronomers consider this to be a surprisingly short period of time for such dramatic deviations.


1 September 2016

Sulfur, sulfur dioxide and graphitized carbon observed on asteroid for first time

Hubble Space Telescope observations of the dwarf planet Ceres have discovered the first evidence of sulfur, sulfur dioxide and graphitized carbon found on an asteroid. The sulfur species are likely associated with regions of recent activity, according to the authors of a new study detailing the findings.