Sky Tonight - Star Gazer Guide

Contains adsIn-app purchases
4.7
74.6K reviews
5M+
Downloads
Content rating
Everyone
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About this app

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.
Updated on
Dec 16, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and App info and performance
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.7
72.5K reviews
Tony Watkins
November 16, 2025
Absolutely goated if you like stargazing what I think is the best part of the app if you cannot identify a star just by looking at it you can point your phone at it and it will tell you precisely what and where you're looking at and you can use the same function to find a planet during the daytime or night time. Even for non-stargazers I would suggest getting this app it's that interesting,and you can set reminders for celestial events, it's amazing!
132 people found this review helpful
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SBCool 102
October 22, 2025
Great for stargazing! I think this app would be a perfect tool for parents to use with their kids to learn about stars, constellations, and the universe. Not only that, the maps are well detailed and very informative. This app needs to be used by parents wanting to show their kids the night sky and what wonders it offers. I rate this 5/5 stars because it just brings me joy and wonder, and I have a feeling it will do the same for many more. Happy stargazing to all who use this wonderful app!
144 people found this review helpful
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Lisa King
October 15, 2024
Requires little calibration and always seems to be right on target. Polaris representation aligns with magnetic North. 4 stars because it's difficult to close out ads, even after they've finished playing, requiring that I completely close the app and restart it to get rid of the ad. Developers, please don't allow ads to hijack your program!!! Pet peeve. Otherwise, a delightful app.
114 people found this review helpful
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What’s new

Sky Tonight just got a fresh update to make your stargazing sessions even more exciting.
- You can now track Great Red Spot transit events right in Sky Tonight.
- In the Photo Editor, pick any photo from your gallery and overlay an accurate sky map.
- “Visible Tonight” now highlights all bright satellite passes so you never miss a flyby, and we’ve also made various fixes and improvements under the hood.

Happy holidays and clear skies – stay with us in 2026! ✨