Sleep Sky Nightly

Tonight's real sky and a slow drift into sleep. A new episode every evening.

Each episode is written for that night only: a short cool-down, a calm walk through the week's astronomy and physics news, and a gentle closing segment, set over the real sky as it looks around 9:30 pm across North America.

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Episodes are published with the Sleep Sky Nightly Uploader, which uses YouTube API Services. See the YouTube Terms of Service, the Google Privacy Policy, and our privacy policy.