120 citations · 415 across the 15 of their papers we have counts for
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Ceres' opposition effect observed by the Dawn framing camera
Stefan E. Schröder, Jian-Yang Li, Marc D. Rayman +12
The surface reflectance of planetary regoliths may increase dramatically towards zero phase angle, a phenomenon known as the opposition effect (OE). Two physical processes that are…
Search for Dust Emission from (24) Themis Using the Gemini-North Telescope
Henry H. Hsieh, Yoonyoung Kim, Alan Fitzsimmons +1
We report the results of a search for a dust trail aligned with the orbit plane of the large main-belt asteroid (24) Themis, which has been reported to have water ice frost on its…
The Reclassification of Asteroids from Planets to Non-Planets
Philip T. Metzger, Mark V. Sykes, Alan Stern +1
It is often claimed that asteroids' sharing of orbits is the reason they were re-classified from planets to non-planets. A critical review of the literature from the 19th Century t…