Stargazing in darkened cities, both real and imagined

Hurricane Irma's blackouts reminded locals of what their gorgeous night skies look like with no light pollution. That reminded me of the cool Darkened Cities project by Thierry Cohen. Read the rest

Idaho hopes to preserve starry skies with America's first dark sky reserve

The Idaho Statesman has some great updates on the local push to get a large swath of central Idaho designated as America's first dark sky reserve. Read the rest

Breathtaking timelapse from the Mauna Kea astronomical observatory

Poli'ahu, the Hawaiian snow goddess who lives atop Mauna Kea, is the namesake for this stunning and inspiring footage from Sunchaser Pictures. Read the rest

Weather phenomenon of light pillars vs. northern lights

YouTuber and photographer Timmy Joe saw spectacular light pillars on an arctic January night from his northern Ontario home. He thought they were northern lights until he went to investigate. It's a totally different phenomenon, as he helpfully explains. Read the rest

Amazing video demonstrates levels of light pollution

Lost in Light is Sriram Murali's simple yet beautifully-crafted demonstration of levels of light pollution from worst to best, and how much gets lost in the night sky.

Read the rest

Next up: The search for alien light pollution

Today's best telescopes could see the amount of light produced by Tokyo from as far away as the Kuiper Belt. Future telescopes may be able to hunt for alien civilizations by looking for artificial lighting. (Via Gary King) Read the rest