⭐ Favorite objects
Objects you added with "Add to favorites" on an object page.
This list is saved only in this browser on this device (nothing is sent to the server). It will not appear if you clear browser data or open the site in another browser or device.
No favorites yet.
Use the "☆ Add to favorites" button on any object page.
Browse the object catalog →Each chart shows tonight's altitude at "Tokyo" (the thick line marks the best time to observe). To change the location, recalculate on each object page.
Night (sunset – sunrise)Full darkness (dusk – dawn)Moon up (darker = brighter moon)Best time to observe (thick line)Now