Reasons for the Great Silence

In recent years there has been an increase in interest in SETI (the Search for Extra-Terrestrial Intelligence).  SETI now has its own telescope, an array of 42 separate radio dishes known as the Allen Telescope Array.   The Allen Telescope Array In 2016 the Breakthrough Listen programme started and is expected to run for ten… Continue reading Reasons for the Great Silence

Short Guide to the Moon – ebook

While others spent lock down perfecting their baking skills or becoming experts in home exercise routines, I have been beavering away revising and reissuing the book I originally wrote about the Moon five years ago.  I am very pleased to  offer this to my readers for free for the next five days, and I hope… Continue reading Short Guide to the Moon – ebook

Terraforming Venus

Terraforming is the process of changing the global environment of a planet  in such a way as to make it suitable for human habitation. Because it is so far beyond our current technological capabilities, most articles about terraforming have been written by science fiction writers rather than scientists.  For example, there is  an entry for a terraformed… Continue reading Terraforming Venus

Living on Venus

In this post I'll look into the distant future and talk about humans living and building settlements on the planet Venus. Because it is well beyond what we can achieve with our current technology, it is a topic that been more in the realm of science fiction rather than factual scientific writing. However, even though there are many difficult obstacles in… Continue reading Living on Venus

The Future of humanity

As described in my previous post (The Future of the Sun), in about 5 billion years time the Sun will swell up to at least 100 times its current diameter and this will make the surface of the Earth far too hot to sustain life. What Sunrise might look like when the Sun is a red… Continue reading The Future of humanity