Tagged: mars

Kerstkaart met schilderachtig beeld van een kerkje in het winterlandschap in nationaal park Thingvellir in IJsland

Merry Christmars

For decades, I’ ve been putting a great deal of work into my Christmas cards. And sometimes into those of others. This year I made one by commission of Explore Mars, a (mostly) American non-profit organization that promotes Manned Mars exploration: The design and the text “Two Down, Mars and the Universe to go” is a reference to Neil Armstrong’s “giant leap for mankind” and the recent landing of the European spacecraft Philae on the comet 67P/Churyumov-Gerasimenko. Mars comes into view as the next big step. And after that there are a few hundred billion stars and their planets to… Read More

Hebes Chasma, in the early stages of terraforming. rendered in Terragen, with NASA's indestructible rover Opportunity

Terraforming for Beginners

Terragen is software for generating landscapes. Landscapes on Earth but just as easily on other worlds, as is shown for example by Kees Veenenbos. Years ago I loaded some elevation data from NASA’s Mars Orbital Laser Altimeter into Terragen and I did some experimenting. There is a new version of the program now, which was a good reason to take those old terrain data off the shelf again. Rocks and grass There is much more possible with Terragen, these days. In the old days only aerial views could be made somewhat realistic but nowadays you can add rocks, grass clumps,… Read More