Nature & Outdoor Tools

List of major annual meteor showers with next peak date and moon phase prediction. Stargazing planner.

Calendar astronomy calendar meteor shower

Answer simple questions (color, size, beak shape) to narrow down common North American backyard birds. No photo needed.

Identifier backyard bird identifier

Select month and hour to see a simple star map with major constellations labeled. Educational astronomy fun.

Finder constellation finder star

Enter a reference port's high tide and see estimated tides for the next 3 days using rule of twelfths. Educational.

Nature & Outdoors chart predictor tide

Shows today's moon phase, age, and percent illuminated. Simple visual display. Works offline.

Nature & Outdoors calendar illumination moon phase

Use browser compass and geolocation to show which planets and stars are overhead. Minimal, local only.

Interactive interactive sky map stars