Stars and the H-R Diagram

Essential information

Key stage: 
Key Stage 4, GCSE, Post-16
Resource type: 
School subject: 
Astronomy, Science

Stars are like humans – they have similarities and differences with each other but all have a finite lifetime.

Royal Observatory Greenwich astronomers explain how stars can be categorised and their evolution studied by tracking their movement across a very important graph in stellar evolution - the Hertzsprung-Russell diagram.