Begin with curiosity
A little closer to the cosmos.
Clear guides with scientific sources. Take what you learn into the sky at your own place and time.
Open the live sky ↗How to read a sky map: azimuth and altitude
Turn a direction and an angle into a practical starting point for exploring your sky.
MoonMoon phases: why the Moon changes shape
Understand the illuminated Moon, the terminator and the difference between a phase and an eclipse.
PlanetsHow to find Jupiter from your location
Plan the direction and time before looking for the largest planet in our Solar System.
BasicsStars and planets: what is the difference?
A bright point of light does not tell the whole story. Learn what you are identifying.
ConstellationsConstellations, patterns and the 88 sky regions
A sky region, a line drawing and a mythological figure are related, but they are not the same thing.
GalaxiesThe Milky Way and Andromeda: two different views
We live inside one galaxy and look towards another. Understand why their sky views differ.
ObservingPlan a night under the stars
Combine darkness, a clear horizon and a realistic target instead of relying on a single score.
TimeUTC, local time and your observing calendar
One event instant can appear on different local dates. Keep the time zone with your plan.