Fun little app for amateur astronomers
Very simple app modeled after the Unix / Mac Terminal / Homebrew aesthetic that quickly shows what interesting objects are viewable in the night sky after sunset in your area.
Free
About
Identify celestial objects visible from your location with real-time data. Track planets, galaxies, meteor showers, and the ISS. Includes weather integration and planning tools for optimal stargazing.
✓Celestial object tracking
✓Weather integration for viewing conditions
✓Observation planning tools
✓Automatic GPS location detection
✓Retro terminal-style interface
✓ISS pass tracking
✓Meteor shower alerts
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What's New in SkyChecker
1.2
March 5, 2026
BUG FIXES • Fixed calculations for polar regions and extreme latitudes • Fixed midnight sun and polar night handling • Improved accuracy for celestial object visibility near the poles
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FAQ
What celestial objects can SkyChecker track?
SkyChecker can track the Moon (with phase and illumination), all planets from Mercury to Neptune, deep sky objects like galaxies and nebulae, International Space Station (ISS) passes, and meteor showers.
Does SkyChecker have ads?
No, SkyChecker is ad-free. The developers state that your location stays on your device and they do not collect personal data or show ads.
How does SkyChecker determine what's visible?
SkyChecker uses data from NASA's Horizons Ephemeris System to calculate precise positions of celestial objects based on your location and time zone. Weather data is sourced from Open-Meteo.
Can I plan future stargazing sessions with SkyChecker?
Yes, SkyChecker includes a date picker to plan future observing sessions. It also provides rise, set, and peak viewing times with compass directions, and equipment difficulty ratings.
What kind of weather information does SkyChecker provide?
SkyChecker provides live cloud cover and visibility conditions, an observation quality rating (1-5 stars), and a detailed weather breakdown including humidity, wind, and cloud layers.
Is SkyChecker available on Android devices?
Based on the provided data, SkyChecker is supported on iPhone and iPad. Information regarding Android availability is not present.
How often is SkyChecker updated?
The latest version of SkyChecker is 1.2, and it was last updated on March 5, 2026. This indicates a recent update, suggesting active development.
What is the user rating for SkyChecker?
SkyChecker has a perfect rating of 5.0 stars based on 2 ratings, indicating a highly positive user reception.