7 major lunar craters

1. Bailly
2. Janssen
3. Picard
4. Schickard
5. Tycho
6. Stöfler
7. Copernicus

7 novels by Evelyn Waugh

1. Decline and Fall
2. Vile Bodies
3. Brideshead Revisited: The Sacred and Profane Memories of Captain Charles Ryder
4. Helena
5. Men at Arms
6. Officers and Gentlemen
7. The Ordeal of Gilbert Pinfold

7 Buckinghamshire villages prefixed with little

1. Little Kimble
2. Little Hampden
3. Little Missenden
4. Little Brickhill
5. Little Chalfont
6. Little Kingshill
7. Little Meadle

7 classic science fiction writers

1. Edgar Alen Poe
2. H. P. Lovecraft
3. Jules Verne
4. H. G. Wells
5. Ray Bradbury
6. Isaac Asimov
7. Arthur C Clarke

7 sovereign states with the highest population densities

1. Macau (China) - 48,003 people per square mile
2. Monaco - 43,830 people per square mile
3. Singapore - 18,513 people per square mile
4. Hong Kong - 16,444 people per square mile
5. Gibraltar - 11,808 people per square mile
6. Vatican City - 4,861 people per square mile
7. Malta - 3,414 people per square mile

7 answers we got right in this week's University Challenge

1. Double Whammy
2. Gossip
3. Wordsworth
4. Mercury
5. Argon
6. Frank Herbert
7. 2 & 3

7 bird themed roads in Watermead (Aylesbury)

1. Curlew
2. Avocet Way
3. Waxwing Close
4. Bullfinch Gardens
5. The Falcon
6. Whinchat
7. Pintail Close