SkyWiki – Your Astronomy Guide

4.2
800 reviews
100K+
Downloads
Editors' Choice
Content rating
Everyone
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About this app

Ever looked up at the night sky and felt overwhelmed by endless information?
With SkyWiki, you get everything you need in one beautifully simple app.

✨ Key Features

🔭 Skymap
A picture is worth a million words. Watch the sky come alive as it shifts through time.
- Travel forward or backward in time to see the sky at any moment.
- Visualize planets, constellations, bright stars, and Messier objects in motion.

📅 Calendar
Never miss a celestial event again.
- Explore lunar phases, eclipses, equinoxes, solstices, and planetary events.
- Track Moon apogee/perigee, conjunctions, and meteor showers easily.

🌞🌙 Periscope
See the paths of the Sun, Moon, and planets from your location.
- Visualize their rise and set throughout the day.
- Perfect for planning observations and photography.

📰 Astronomy News
Stay updated with the latest cosmic discoveries.
- Aggregated news from trusted astronomy feeds.
- One hub for all major updates and events.

📸 Astronomy Photos
Explore breathtaking images of the universe.
- Swipe through stunning celestial photography.
- Discover sights beyond what the naked eye can see.

🧭 Compass
Find your way in the night sky.
- Orient yourself instantly.
- Point your device and explore with confidence.

📲 Home Screen Widget (New!)
Get astronomy at a glance—without opening the app.
- See upcoming events, lunar phases, and quick shortcuts.
- Keep the cosmos right on your home screen.
Updated on
Sep 9, 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.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location and Device or other IDs
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.2
753 reviews
Glanceia HP
January 23, 2022
Doesn't explain things very well starting off and the website isn't any better. I kept trying to figure out precise (or even close) times for rising and setting, and even though my location was on they kept saying they were hours off of what times from online sources say. Unless you already have experience with this stuff you're better off just trying to fight through G*ogle's bs. (Also it looks like the developers dont update as regularly as they probably should when it comes to astronomy..)
9 people found this review helpful
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C S
September 10, 2025
1 April 2022: No data in the calendar. An April Fool's joke maybe? 25 April 2022: -2 stars. Back to 5 when updated. I really like this app but the calendar is the one part I use the most and it has been broken 9 September 2025. It appears this app has come back to life with a new look. I will evaluate this to see if it merits 5 stars. So far I like what I see.
44 people found this review helpful
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Bluestreak Labs
July 23, 2021
Thank you for your kind feedback. Calendar issue has been fixed in 0.8.17 version, please update the app to latest version. Could please help update rating if you find the app useful. Feel free to reach at bluestreaklabs@gmail.com for any queries or improvements.
A Google user
November 3, 2018
Amazing app. It has all I was looking for and more than that. Moon calendar, planet positions, meteor showers among others. Very useful and versatile app. 5000 stars 🌌 Maybe the west-east directions could be flipped, that would match the sky as we observe it from underneath. In the latest update they actually included an option to flip W-E directions. Awesome!
98 people found this review helpful
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What’s new

* Added Homepage widget.
* Added highlights and what's visible section on homepage.
* Revamped user interface.
* Updated events calendar.
* Fixed app compatibility issues.