This week, Aotearoa New Zealand officially celebrates Matariki for the fourth time, marked by the reappearance in the night sky of the star cluster also known as the Pleiades. Yet, ironically, the ...

It takes a moment for the eyes to adjust. A faint spark appears in the darkness; then another, brighter one. Soon, stars, planets and entire constellations emerge. Before long, a whole galaxy ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

Light pollution is erasing the night sky for most of the world’s population — and travelers are paying real money to get it back. Dark sky tourism, the fast-growing travel trend built around visiting ...

Dark sky tourism is booming as travelers chase stars, northern lights and Milky Way views in places with almost no light pollution. IBRAHIM CHALHOUB AFP via Getty Images As cities grow brighter and ...

Light pollution is increasing globally, obscuring stars and impacting human and wildlife health. A coalition called Lights Out Wisconsin formed in 2025 to raise awareness and reduce light pollution.

This week, Aotearoa New Zealand officially celebrates Matariki for the fourth time, marked by the reappearance in the night sky of the star cluster also known as the Pleiades. Yet, ironically, the ...

The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky. When you purchase through links on our site, we ...