100TH ISSUE COLLECTOR’S EDITION
16-PAGE SPECIAL: The 100 best sights to see this month and ever
Orbital collisions How to clear low-Earth orbit of space junk
Alien climates An insight into the weather on distant worlds
EXCLUSIVE!
Read the letters that launched Patrick Moore’s TV career
The decade’s biggest astronomy discoveries
Hands-free observing: part 1 of our plans for a binocular mount
SEPTEMBER 2013 #100 www.skyatnightmagazine.com