← What's changed2019 → today
● For readers of the printed book
The live edition,
in eight moves
The book closed in 2019. Since then it has grown a live layer — tools and data on top of the original pages. The full log is long; these are the eight additions that change how you use the book, in the order worth meeting them.
- 01Trip Planner · August 2026Aurora Trip Planner · when to go, where, how many nights — computed odds for your destination, an honest lodging fact-check and a printable field guide (PDF). Just type a sentence: “Tromsø in March with my partner”
- 02Forecast · June 2026Live OVATION oval · both poles, from NOAA data
- 03The Kp Archive · July 2026The Kp archive · every month since 1932 as its own page — a calendar heatmap, storm nights and G-scale highlights (GFZ definitive record)
- 04Live Sightings · July 2026Live Sightings · where the aurora is being seen right now — community photos from the last 24 hours, by time and place
- 05Cover · July 2026Storm watch · a bulletin + corner dial on the cover whenever NOAA forecasts a G-class storm within 48 hours
- 06Location Atlas · July 202690 spots on the Atlas · the book's 21 + 70 forecast watch-points worldwide, with a North/South hemisphere switch and a forecast layer
- 07The live edition · June 2026Hunt mode · the red-light field screen
- 08Ch. 04 · How to photograph · June 2026Camera Cheat Sheet · a printable settings card (PDF)