Tagged: opportunity

NASA's indestructible Mars Exploration Rover Opportunity, still going strong after two hundred years, driving around on the terraformed former Red Planet

Opportunity’s Bicentennial

More than eleven years ago, on January 25, 2004, Opportunity, NASA’s Mars Exploration Rover, landed in Meridiani Planum. An identical rover, Spirit, landed three weeks earlier, on the other side of Mars. Both vehicles were expected to remain active for 90 Martian days, more or less equal to three months on Earth. The Martian climate would claim its toll, or so the mission planners feared. Although on Mars the sun shines more than six hundred days a year, the dust storms and large daily temperature differences would surely leave their mark. Indestructible Oppy But the rovers appeared to be 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,...