Dr Julian Onions – Aperture Fever – does my mirror look big in this?

After a very brief review of how telescopes work, we look at some of the existing telescopes, both visible and other wavebands, and consider why they are so big, what they can and can’t see and what the telescopes planned for the next few years will deliver.

NOTE: This talk has been moved from the 6th of January to avoid a Wolverhampton football home match