Earth is not the only planet that could have a space elevator. Variants of the basic space elevator design could also be built on other celestial bodies in the solar system. Most of those variants could fit into three categories… Continue reading
The space elevator is a gigantic concept and as such it has many safety issues that would have to be resolved before construction begins. A space elevator would present a navigational hazard, both to aircraft and spacecraft. Continue reading
Today I’m starting a new series of articles about non-rocket spacelaunch methods. Non-rocket spacelaunch is the idea of reaching outer space without the use of conventional chemical rockets, which is currently the only method in use. Continue reading
I’m now officially done with all that college work. The semester is finally over! 🙂 Therefore I will be able to write more regularly. I will bring back all the weekly series that I couldn’t keep up with during the … Continue reading
Some time ago, I posted an image of the Copernicus Crater for the Astronomy Picture of the Week. Now I stumbled upon an amazing painting by Marshal T. Savage depicting his vision of a future colony on the Moon. It’s the … Continue reading
Copernicus is one of the largest lunar impact craters on the visible hemisphere of the Moon. It was named after the Polish astronomer Nicolaus Copernicus. The crater is estimated to have formed about 800 million years ago during the Copernican … Continue reading
An infrared space telescope, called the Wide-Field Infrared Survey Explorer (WISE) has discovered several dark asteroids close to Earth that could possibly be a threat to our planet. Those asteroids are very dark and reflect less than 10% of the … Continue reading
Saturn has a lot of moons. Two of them are really odd, and bear a striking resemblance to the Death Star from the Star Wars movies. Mimas has a crater of approximately the same scale as the one on the … Continue reading