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ALAN Conference Series

ALAN 6 will take place from 16-18.06.2020 in Lleida, Spain.

Night Sky Data to the People!

A new website presents citizen science data

Touring Exhibition

Our touring exhibition with 15 posters can be borrowed for events!

'Loss of the Night' App

The 'Loss of the Night' app measures sky brightness! Take part in a world-wide citizen science project that measures star visibility and light pollution. The app is free!

City Night Time Lapse

This growing collection of time lapse videos of nights in urban centres provides insights how city lights change throughout the course of the night

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Publications of Verlust der Nacht

In the following list you will find general information material published within the research group "Loss of the Night".

Zwischenruf [PDF]
Hölker, F, Tockner, K (eds.) (2009): Loss of the Night - Transdisciplinary Research on Light Pollution. Leibniz-Institute of Freshwater Ecology and Inland Fisheries.
Articles on the subject of "Loss of the Night": Astronomy/Cultural History, Human Health, Chronobiology, Social Aspects, Ecology and Light Engineering.

Broschuere [PDF]Forschungsverbund Verlust der  
Nacht (Hrsg.) 
(2013): Verlust der Nacht Broschüre, Berlin. (in German)