Sky Patterns
Why the Moon Seems to Change Shape
Why the Moon seems to change shape comes down to sunlight and our viewpoint. Use a simple model to make each phase…
The reading room
All readings
An observant collection of explanations, comparisons and histories for readers finding their way around the night sky.
Observing
Binoculars or a Small Telescope for a First Look?
Compare binoculars or a small telescope by view, handling, and setup so your first observing tool fits the targets you…
Astronomy Past
Before the Telescope: How People Kept Track of the Sky
Before the telescope, people tracked the sky by watching repeatable patterns, marking seasons, and keeping…
Sky Language
Not Every Bright Point in the Night Sky Is a Star
Not every bright point in the night sky is a star. Learn how to tell planets, aircraft, satellites and other lights…
Shared Skies
A Shared Skywatching Evening for a Cloudy Season
Plan a cloudy-season skywatching evening with a clear go-or-stay decision, a shared constellation activity, and ways…
Our outlook
Wonder grows when we look together
The sky belongs to no single expert or observer. We value clear explanations, patient looking and the different perspectives people bring to a shared view.