Revised 12 December 2025 Many of you will be aware of the discovery announced back in February 2017 of seven Earth-sized planets orbiting a small cool star known as Trappist-1. (Gillon et al 2017). In this post I'll talk about this exciting finding and the possibility that some of these planets might support life. The planet around… Continue reading The Trappist-1 system.
Explaining Science 