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Planet Four
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Help scientists explore the surface of Mars like never before
Help scientists explore the surface of Mars like never before

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You might have noticed that in July we added a tutorial to Planet Four: Terrains. After some changes to the front-end part of the Zooniverse platform, the team decided to add  the tutorial.  You’ll find it on the tab next to ‘Task’. There should be some…
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Dear fellow Planet-Four-ians, It is my great pleasure to announce that the Icarus journal has accepted our paper “Planet Four: Probing Springtime Winds on Mars by Mapping the Southern Polar CO2 Jet Deposits” for publication! The edits requested by the…
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We’ve uploaded new images to Planet Four: Terrains this week. This dataset continues to fill in areal coverage to look for spiders outside of the south polar layered deposits and also examining the overall distribution of spiders and other features.…
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Southern Spring is coming to Mars very soon. May 22nd marks the official start of Spring at the Martian South Pole. We’ve been busy reducing the most recent sets of classifications from Planet Four: Terrains looking for new spider locales to target when…
(Southern) Spring is Coming!
(Southern) Spring is Coming!
blog.planetfour.org
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We have finally submitted our first paper for the original Planet Four project to the Icarus journal where it is now officially “Under Review”! (Above figure is one of the paper where we demonstrate one of the reduction steps to identify noise and create…
First publication submitted!
First publication submitted!
blog.planetfour.org
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The science team is working on ticking off the last things on the todo list before we can submit the first Planet Four paper.  Michael is in the last stages of making edits and changes to the paper draft.  We’re nearly over the finish line. While Michael…
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Today we have a guest blog by JPL research scientist Laura Kerber,  our lead researcher on Planet Four: Ridges. Laura studies  physical volcanology, aeolian geomorphology, wind over complex surfaces, and the ancient Martian climate. Dear Ridge Hunters,…
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Today we have a post by Dr. Candice (Candy) Hansen, principal investigator (PI) of Planet Four and Planet Four: Terrains. Dr. Hansen also serves as the Deputy Principal Investigator for HiRISE (the camera providing the images of spiders, fans, and…
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Today we have a guest blog by JPL research scientist Laura Kerber, one of  our lead researchers on Planet Four: Ridges .  Laura studies  physical volcanology, aeolian geomorphology, wind over complex surfaces, and the ancient Martian climate.   Hello…
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We’re thrilled to announce that Planet Four: Ridges is back. We’ve completed the Arabia Terra search for now, and today we’ve launched a new workflow to search for a different type of polygonal ridge that we’ve searched for previously. This new type of…
Planet Four: Ridges is Back
Planet Four: Ridges is Back
blog.planetfour.org
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