Visit the USGS Home Page Go to the Astrogeology Research Program Home Page USGS Astrogeology Research Program

New Mercury Mosaic Available

Tuesday, December 15, 2009

This mosaic represents the best geodetic map of Mercury's surface to date. In combining MDIS (Mercury Dual Imaging System) images collected from three MESSENGER flyby's with those from Mariner 10 data from the 1970s, we now have a global mosaic of Mercury covering ~97.72% of the planet's surface.

More information with full resolution images.

Changes to Venus Nomenclature

Wednesday, December 9, 2009

The name Mnemosyne Regio has been dropped, and the name Metis Regio has been changed to Metis Mons. For more information, see the Venus section of the Gazetteer of Planetary Nomenclature.

New Name for a Corona on Venus

Wednesday, December 9, 2009

The name Azham Corona has been approved for the corona located at 66.4N, 252.7E. For more information, see the list of Venus corona names and the map of Venus quadrangle V-6 in the Gazetteer of Planetary Nomenclature.