One pair of rainbow constellation socks, designed in Paris. I designed these constellation socks shortly after finishing my PhD in observational astronomy. Humans have been finding patterns and shapes in the stars for thousands of years, and using them to tell stories and find their way at night. In 1922 the International Astronomical Union (IAU) formalised a list of 88 constellations based on Ptolemy's list of Grecian constellations from around the 2nd century CE. This pair of socks…