Silberspur: Blog

24 October 2024

Terraforming – visions for a livable Earth

Of desert planets, terraforming, and ecology as the science of the shared world – visions for a livable Earth.

23 October 2024

Why is it dark at night?

On Olbers' paradox and a brief history of the universe

05 July 2024

Why It won't be dark at night anymore (soon) - 4

There is little doubt that artificial light at night has significantly increased in recent years and will continue to do so.

05 July 2024

Why It won't be dark at night anymore (soon) - 3

Airplanes create light trails in the sky with their position lights. Satellites shine when they are at high altitudes ...

05 July 2024

Why It won't be dark at night anymore (soon) - 2

The experience of the natural night sky is increasingly being disrupted by artificial human-made light sources.

05 July 2024

Why It won't be dark at night anymore (soon) - 1

What will happen to us humans if the experience of a starry night sky is irretrievably lost?

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