Sky Tonight — a smart stargazing app

Discover what’s in the night sky tonight and plan your observations with ease.
Sky Tonight helps you identify stars, planets, constellations, satellites, and deep-sky objects — whether you’re a beginner or an experienced stargazer.

Why choose Sky Tonight?

• Instantly answer the most common stargazing questions:
– What’s that bright object in the sky?
– What celestial events can I see tonight?
– How do I find them?
• Designed for comfortable one-handed use with intuitive bottom navigation
• Works offline — perfect for outdoor observations
• Flexible and powerful, yet easy to use

Key features

• Interactive sky map: Point your device at the sky to see real-time positions of stars, planets, satellites, comets, and deep-sky objects
• Augmented Reality mode: Overlay the sky map on your camera view for immersive exploration
• Time Machine: Explore the sky in the past or future and plan observations in advance
• Astronomy Calendar: Track upcoming events, Moon phases, meteor showers, and sky conditions in a clear calendar view
• Stargazing Index: Get a personalized forecast based on Moon phase, light pollution, and visibility
• Powerful search: Find celestial objects, events, and articles in seconds
• Custom sky view: Filter objects by brightness, adjust constellations, and enable night mode to protect your eyes

Built-in Image Editor

• Take screenshots directly in the app
• Adjust brightness and contrast
• Hide labels or constellation lines
• Create clean and beautiful sky images to share

One-handed navigation

Sky Tonight is designed for real stargazing conditions:
• Bottom navigation keeps key tools within thumb reach
• Minimized info panels let you explore the sky without distractions
• Smooth switching between sky map, calendar, and search

Perfect for

• Identifying stars, planets, and constellations
• Tracking meteor showers, eclipses, oppositions, and conjunctions
• Planning observation sessions and astrophotography
• Learning astronomy in a clear, visual way

Sky Tonight free app

Sky Tonight is free to download and use. All space objects, constellations, planets, and sky events are available without Premium.
Premium Access only removes interface limitations, unlocks all items in Visible Tonight, Calendar, and Search, and removes ads.

Start exploring the sky

Download Sky Tonight and discover the universe above you — tonight and every night.