Collection Astronomy & Constellations 2026.07.05

Apps and Web Services for Checking Star Constellations and Planet Positions

We've gathered apps and web services that are great for checking star constellations, planets, satellites, and meteor shower information by pointing your phone to the sky or changing the time and location on the web.

#Constellation Apps #Astronomy Apps #Planet Observation #Night Sky Apps #Astronomy Services

Observing constellations can seem difficult when only looking at books, but using an app or web service makes it much easier to get started. These tools show sky maps based on your current location and time, allowing you to instantly identify the stars you're looking at and keeping track of moving objects like planets or the International Space Station.

This list compiles constellation apps, web-based astronomy maps, and services specialized for satellite and planet observation that are perfect for beginners. Before observing, check your direction and time with the app, and it's a good idea to lower the screen brightness in the actual sky to help your eyes adjust to the darkness.

Stellarium Web

Stellarium Web is a great option for anyone interested in star constellations and the night sky without feeling burdened. It is particularly useful in scenarios where you want to check star constellations and planet positions in the web without installing anything, allowing a straightforward view of the night sky map right in your browser—making it much easier to remember than just memorizing names. It's especially good for planning observation on a PC or for displaying teaching materials on a larger screen. It's best to check your location and time settings before using or purchasing, as constellations vary in visibility based on the season, time, observation location, and light pollution. Instead of trying to see them all at once, picking one target to learn slowly is the most practical approach.

서비스 유형 웹 천문 지도 추천 대상 입문자·교육용 주요 기능 별자리·행성 지도

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Stellarium Mobile

Stellarium Mobile is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful when you want to carry a star map on your phone and allows you to view familiar astronomy maps based on Stellarium on mobile—making it much easier to remember than just memorizing names. It's great for learning constellations while aligning with the directions at actual observation sites. Before using or purchasing, it's a good idea to check the differences between free and paid features. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to select one target to learn today rather than trying to see them all at once.

서비스 유형 모바일 앱 추천 대상 별자리 관측 입문자 주요 기능 하늘 지도·천체 검색

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SkyView

SkyView is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's especially useful when you want to find stars and constellations using your phone’s camera, and the intuitive overlay of the sky in AR makes it memorable—much more so than merely memorizing names. It's a good tool for quickly checking with a child or while on walks. Before using or purchasing, it’s helpful to confirm that there may be discrepancies based on device sensor accuracy. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to pick one target to learn slowly today instead of trying to see them all at once.

서비스 유형 AR 별자리 앱 추천 대상 가족·입문자 주요 기능 카메라 기반 별자리 찾기

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Star Walk 2

Star Walk 2 is a great option for anyone interested in star constellations and the night sky without feeling burdened. It’s particularly useful in scenarios where you want to see constellations and planets visually presented attractively, with an intuitive design that makes it easy to develop an interest in constellations—much more so than simply memorizing names. It's ideal for those who wish to see not just observation information but also explanations and visual materials about the constellations. Before using or purchasing, it’s advisable to check that some features may be paid. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today rather than trying to see them all at once.

서비스 유형 별자리 앱 추천 대상 시각 자료 선호자 주요 기능 별자리·행성 안내

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SkySafari

SkySafari is a great option for anyone interested in star constellations and the night sky without feeling burdened. It’s particularly useful when you want to see telescope observations and deep celestial information together, with its extensive information being an advantage even for experienced users. It’s great for broadening observation targets beyond just constellations to include star clusters, nebulae, and galaxies. Before using or purchasing, it’s wise to check the significant differences in prices and features between versions. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today instead of trying to see them all at once.

서비스 유형 천문 관측 앱 추천 대상 중급 관측자 주요 기능 천체 DB·관측 계획

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Heavens-Above

Heavens-Above is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful for checking the passage times of the International Space Station and satellites, with satellite observation forecasts being its strong point—making it much more memorable than just memorizing names. It’s useful when you want to look for bright satellites passing through the sky besides the constellations. Before using or purchasing, it’s a good idea to confirm the need to check location settings and time zones. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to pick one target to learn slowly today instead of trying to see them all at once.

서비스 유형 위성 관측 예보 추천 대상 ISS 관측 관심자 주요 기능 위성·ISS 통과 예보

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TheSkyLive

TheSkyLive is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful when you want to check the current positions of planets, comets, and asteroids, with visibility and location information for each target being displayed clearly—making it much more memorable than merely memorizing names. It’s practical for finding out when and where specific planets or comets can be seen. Before using or purchasing, it helps to confirm that there is a lot of information available in English. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today instead of trying to see them all at once.

서비스 유형 천체 위치 정보 추천 대상 행성·혜성 관심자 주요 기능 천체 위치·가시성

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NASA App

The NASA App is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful when you want to view space photos, news, and mission information together, broadening your exposure to space content outside of constellations—making it much more memorable than just memorizing names. It’s ideal for beginners looking to develop an interest in space and astronomy. Before using or purchasing, it's good to verify that it's not solely an app for constellation maps. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today instead of trying to see them all at once.

서비스 유형 우주 정보 앱 추천 대상 우주 콘텐츠 입문자 주요 기능 NASA 뉴스·이미지·영상

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Night Sky

Night Sky is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful in scenarios where you want to aesthetically explore constellations and celestial bodies in an iOS environment, with visualization and notification features working well together—making it much more memorable than just memorizing names. It's well-suited for those exploring the night sky on an iPhone or iPad. Before using or purchasing, it's a good idea to note that it’s an iOS-centric service. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today instead of trying to see them all at once.

서비스 유형 iOS 별자리 앱 추천 대상 아이폰 사용자 주요 기능 AR 하늘 지도·알림

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Star Chart

Star Chart is a great option for anyone interested in star constellations and the night sky without feeling burdened. It's particularly useful when you want to simply check star constellations and planet positions, making it an easy astronomy map app for beginners—thus making it much more memorable than simply memorizing names. It's suitable for those who prefer basic star constellation exploration over complex features. Before using or purchasing, it’s advisable to check the latest supported platforms and any paid features. As constellations vary in visibility based on the season, time, observation location, and light pollution, it’s best to choose one target to learn slowly today instead of trying to see them all at once.

서비스 유형 별자리 지도 앱 추천 대상 가벼운 사용자 주요 기능 별자리·행성 탐색

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Astronomy apps are more like a supplementary map for reading the night sky rather than tools that find answers for you. Initially, the app's screen and the real sky may feel different, so try aligning toward the north and a bright star first, then slowly check your surroundings. It’s essential to develop a habit of checking basic settings like GPS location, date, and time before observing since incorrect settings can lead to different results. Keeping the app open for a long time can drain the battery quickly and make dim stars harder to see due to the screen's brightness. It’s better to confirm your location with the app before observing and to lower the screen brightness or turn it off momentarily while actually observing.

한눈에 보기 10개

Stellarium Web

웹 천문 지도 · 입문자·교육용 · 별자리·행성 지도

Stellarium Mobile

모바일 앱 · 별자리 관측 입문자 · 하늘 지도·천체 검색

SkyView

AR 별자리 앱 · 가족·입문자 · 카메라 기반 별자리 찾기

Star Walk 2

별자리 앱 · 시각 자료 선호자 · 별자리·행성 안내

SkySafari

천문 관측 앱 · 중급 관측자 · 천체 DB·관측 계획

Heavens-Above