The Universe is big – bigger than you can possibly imagine [...]
Zoom off to galaxies far beyond your wildest dreams. Find out how galaxies formed, how fast they're flying and what happens when they collide! And with plenty of activities included along the way, you can try making a universe balloon or swirling up your own galaxies in a cup.
Raman Prinja has written several successful general-interest books on astronomy and is keen to bring the subject of astronomy to a wider audience. He is currently Professor of Astrophysics at University College London.