Tagged: science fiction

Impression of The Sulawesi Space Elevator, with a rotating space station and solar panels in the foreground, the Earth in the background and the cable with elevator cars in between.

The Space Elevator: It Ain’t Cheap, But…

An elevator into space: it sounds like science fiction. And that’s what it is: authors such as Arthur C. Clarke, Robert Heinlein and Kim Stanley Robinson wrote heavy books about it. But what’s science fiction today, is in the newspaper paper tomorrow and in the history books on the day after. And Arthur C. Clarke has been right more often; after all, he also conceived the communications satellite. An appealing concept In recent years, organizations such as NASA, but also companies like Google, started exploring the possibilities of the space elevator. And the concept certainly has some appeal. The traditional way to get… Read More

Impression of solar sail Johannes Kepler on its way to the moons of Jupiter against a background of stars with the Earth on the left and the moon in the distance

Sailing on the Solar Wind

Probably not everyone realizes that there is also wind outside the Earth’s atmosphere. And that you can also sail in space. Sailing on a different kind of wind, that is: solar wind. The particles that make up sunlight exert force on the objects that are illuminated by them. Johannes Kepler was, in the 16th century, the first to realize the possibilities of a solar sail. He came to that insight while studying a comet. The tail of a comet is caused by the solar wind blowing its particles into space. Sustainable spaceflight The power of the solar wind is small… Read More

Orbital image of a terraformed Mars with the Northern ocean and the North Pole, Valles Marineris, Kasei Vallis, Arabia Terra and the Tharsis highlands, against a background of stars

Modified Mars Revisited

A few weeks ago I received an email from someone who asked my permission to use Modified Mars as a setting for a novel. Modified Mars is a project that I conceived eight years ago, and it’s about terraforming the world currently known as the Red Planet. Another Earth First a brief explanation for those who rarely or never read science fiction. Terraforming (literally earth formation) is the alteration of a planet in such a way that Earth organisms, including humans, can thrive there. Terraformers are especially interested in Mars for several reasons. The planet is not too big, not… Read More