![Solar system montage with eight planets](https://planetary.s3.amazonaws.com/web/assets/pictures/_1200x1200_crop_center-center_82_line/PIA10969.jpg 1200w, https://planetary.s3.amazonaws.com/web/assets/pictures/_768x768_crop_center-center_82_line/PIA10969.jpg 768w, https://planetary.s3.amazonaws.com/web/assets/pictures/_576x576_crop_center-center_82_line/PIA10969.jpg 576w, https://planetary.s3.amazonaws.com/web/assets/pictures/_200x200_crop_center-center_82_line/PIA10969.jpg 200w)
Albert Haldemann
Deputy Project Scientist for the Mars Exploration Rover mission, Mars Exploration Rover mission
Latest Planetary Radio Appearances
Planetary Radio gets a Mars Exploration Rover status report from Deputy Project Scientist, Dr. Albert Haldemann; Emily Lakdawalla can tell how old a planet is from its surface.