Colin Stuart (Author)
Colin Stuart is a renowned astronomy speaker and author whose books have sold over 100,000 copies worldwide. A Fellow of the Royal Astronomical Society and a 2014 runner-up in the European Astronomy Journalism Prize, Colin has also written publications featured in The Guardian, New Scientist and BBC Focus among others and has spoken about the wonders of the universe on Sky News and BBC News.

Ximo Abadia (Illustrator)
Ximo Abadia is a highly acclaimed artist, living and working in Spain. He has illustrated numerous publications including The Speed of Starlight and his work was selected for the Bologna Children's Illustrator's Exhibition in 2017.