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Jeno Marz
Science Fiction Writer & Worldbuilder
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Category: Geology

Astrobiology & Astrochemistry/Geodynamics/Geography/Geology/Planets

The Four Elements: The Deep Blue

Posted on May 1, 2025 by Jeno Marz / 0 Comment

The global ocean is more than a vast reservoir of water—it is a central component of planetary systems. It governs the climate, participates actively in the car...

Cartography/Civilizations/Geography/Geology/Planets/Writer's Blog

Mapping the Ground

Posted on April 17, 2015 by Jeno Marz / 6 Comments

The procrastination fog wears off and I’m tired of endless anime marathons. I play Diablo II LOD a bit to let my brain rest and switch to the necessary to...

Civilizations/Culture and History/Geodynamics/Geography/Geology/Planets

Volcanology for Worldbuilders

Posted on July 23, 2013 by Jeno Marz / 0 Comment

I’m revising my planetary map, so I decided to take a better look at what’s cooking inside the earth and how planet interiors interact with everythi...

The silicate bodies of the Solar System (Mercury, Venus, Earth, the Moon and Mars). Image courtesy NASA/JPL-Caltech.
Cartography/Geodynamics/Geography/Geology/Planets/Software

The Four Elements: It’s all in the Record (continued)

Posted on February 21, 2012 by Jeno Marz / 0 Comment

Plate tectonics is thought to be necessary for maintaining a stable climate capable of supporting life. Some more modeling suggests that both size and surface c...

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Meet the Author



JENO MARZ is a science fiction writer from Latvia, Northern Europe, with background in electronics engineering, computer science, and logistics. The genres she usually delves in are a mix of literary speculative fiction, character-driven epic hard sci-fi, space opera, alien historicals, mathematical horror, biopunk, folklore, and erotica. All her fiction is aimed at an adult audience.

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