black hole

An illustration of space debris in orbit around Earth

Pythagorean Astronomy: Space Environmentalism

Posted on 30 May 2022 by Chris North

In the 65 years since Sputnik 1 was launched in 1957, the number of artificial satellites in orbit has been increasing. In the last two years, the number of satellites has doubled, largely thanks to the huge “constellations” launched by companies such as SpaceX. The number of satellites has a detrimental impact on astronomical observations,
Read more

Rosalind Franklin rover on the surface of Mars

Pythagorean Astronomy: Shadow of war

Posted on 30 March 2022 by Chris North

With the invasion of Ukraine casting a shadow over the world, Chris North and Edward Gomez (returning from a long hiatus!) look at the impact of the war on astronomy and space science, mindful that these pale in importance when compared with the death and destruction taking place on the ground. From the international collaboration
Read more

Pythagorean Astronomy: out with the old, in with the new

Posted on 27 February 2020 by Chris North

Betelgeuse is still misbehaving, though we’re starting to get more information in from new observations by some of the largest telescope. Astronomers are narrowing in on the possible explanations. Chris, Edward and Claudia discuss what the implications might be. While the dimming of Betelgeuse isn’t anything to do with aliens, the SETI programme is still
Read more