Binocular Astronomy Target Finder – Online Objects Tonight
Select aperture and see a list of deep-sky objects visible tonight with binoculars. Log what you saw.
UD5 Toolkit
Select aperture and see a list of deep-sky objects visible tonight with binoculars. Log what you saw.
Enter a future eclipse date and approximate location to see estimated contact times. Event countdown.
List of major annual meteor showers with next peak date and moon phase prediction. Stargazing planner.
View the NASA Astronomy Picture of the Day (APOD) directly in your browser. Read the explanation. No API key needed.
Drag to see how a solar eclipse occurs. Visualize the moon's shadow. Educational and interactive.
Convert a Gregorian calendar date to its Julian Day Number and vice versa. Used in astronomy and mainframe computing.
Click on a constellation to see its star pattern and read the Greek mythology behind it. Beautiful CSS illustration.
Generate a realistic‑sounding exoplanet designation (e.g., Kepler‑442b) and a sci‑fi planet description. For worldbuilding.