Astro Conditions
No in-app products collected for this app.
| Rating | |||
|---|---|---|---|
| United States | 67%2 | 5.00 | |
| Germany | 33%1 | 5.00 | |
| United Arab Emirates | <1%0 | — | |
| Afghanistan | <1%0 | — | |
| Antigua And Barbuda | <1%0 | — | |
| Anguilla | <1%0 | — | |
| Albania | <1%0 | — | |
| Armenia | <1%0 | — | |
| Angola | <1%0 | — | |
| Argentina | <1%0 | — |
Description
Astro Conditions — Know when, where, and what to observe.
Plan better nights under the stars.
Astro Conditions combines stargazing weather, darkness, Moon conditions, modeled light pollution, nearby observing locations, equipment guidance, and recommended celestial targets in one private, ad-free app.
See whether tonight is worth going out, find a better place to observe, and discover what will be visible—from planets and double stars to clusters, nebulae, and galaxies.
Observing Quality and Night Conditions scores from 0 to 100
Offline modeled light pollution for more location-aware planning
Best Targets for your location, night, and equipment
Nearby areas ranked for better observing conditions
No account, subscription, or advertising
NIGHT CONDITIONS & OBSERVING QUALITY
Night Conditions combines clouds, seeing, transparency, fog risk, wind, moonlight, and the useful nighttime window.
Observing Quality builds on those conditions and accounts for modeled light pollution when available, giving you a more realistic picture of your selected location.
Early- and late-night trends
Three-day forecast
Hourly clouds, visibility, humidity, wind, and temperature
Seeing estimates using temperature stability and upper-atmosphere wind
Transparency estimates using cloud layers and visibility
BEST TARGETS
Explore recommended objects from a curated catalog for your selected location and night.
Add binoculars, visual telescopes, or Smart/EAA telescopes, then choose what you plan to use. You can also choose Naked Eye.
See how well each target matches your equipment
Find the best observing time, direction, and altitude
Understand how weather, darkness, moonlight, and visibility affect the view
Get Finding Tips, equipment guidance, and Observing Notes
Browse offline reference images for many targets
Choose from Easy, Standard, and Challenge observations
MY EQUIPMENT
Save binoculars, visual telescopes, and Smart/EAA telescopes
Select one or more instruments for each session
FIELD MODE
Use a dim red appearance at the telescope to help preserve night vision.
SUN, MOON & DARKNESS
Sunrise and sunset
Astronomical night timing
Moonrise and moonset
Moon phase, illumination, and altitude
Moonlight-aware target recommendations
BEST NEARBY AREA
Compare nearby areas using forecast conditions and modeled light pollution
See ranked observing locations on a map
Adjust search radius and location spacing
Open a selected location in Apple Maps
LOCATION MANAGEMENT
Use your current position or save favorite observing sites
Search by city, coordinates, or map
Rename and reorder saved locations
See modeled light-pollution category and sky brightness for saved sites
Use each location’s local date and time
OPTIONAL ISS TRACKING
Add your N2YO API key to see visible International Space Station passes.
View rise, peak, and set times
See peak elevation and direction
Follow the ISS path across the sky
Identify passes already in progress
WIDGETS & APPLE WATCH
Tonight at a Glance widget for quick condition checks
Tonight’s Targets widget with up to three recommendations
Three-Night Outlook widget for planning ahead
Apple Watch app and complications for quick condition checks
Observing Quality across supported phone, widget, and Watch views
Sync locations, preferences, and conditions with Apple Watch
PRIVATE & CUSTOMIZABLE
Layouts adapt to larger iOS text sizes
No account, subscription, or advertising
Modeled sky brightness from David Lorenz’s Light Pollution Atlas
Astronomical calculations and target recommendations performed on your device
Whether you observe with your eyes, binoculars, a telescope, Smart/EAA gear, or an astrophotography setup, Astro Conditions helps you decide when to go outside, where to observe, what to look for, and which equipment to use.