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Best NASA Eyes Alternatives in 2026

Updated

20 tools from astronomy apps ranked against NASA Eyes on the same published basis.

  1. 1
    Solar System Scope Free plan AndroidiOSMacWebWin Free7.7
    NASA Eyes vs Solar System Scope
  2. 2
    Celestia Free plan AndroidiOSLinuxMacWeb Free7.6
    NASA Eyes vs Celestia
  3. 4
    SkyORB Free plan AndroidiOSMacWin Free7.6
    NASA Eyes vs SkyORB
  4. 5
    Star Walk 2 Free plan AndroidiOS $0.50/mo7.5
    NASA Eyes vs Star Walk 2
  5. 6
    Cosmic Watch Free plan AndroidiOSMac $0.42/mo7.4
    NASA Eyes vs Cosmic Watch
  6. 7
    ISS Detector Free plan AndroidiOSMacWeb Free7.4
    NASA Eyes vs ISS Detector
  7. 8
    Star Chart Free plan AndroidiOSMacWin Free7.4
    NASA Eyes vs Star Chart
  8. 9
    Night Sky Free plan AndroidiOSMac Free7.3
    NASA Eyes vs Night Sky
  9. 10
    Star Chart Free plan AndroidiOSMacWin Free7.3
    NASA Eyes vs Star Chart
  10. 11
    Heavens-Above Free plan AndroidiOSWeb Free7.2
    NASA Eyes vs Heavens-Above
  11. 12
    Seestar App AndroidiOSMacWin 7.2
    NASA Eyes vs Seestar App
  12. 13
    SkySafari Free trial AndroidiOSMacWeb 7.2
    NASA Eyes vs SkySafari
  13. 14
    Stellarium Free plan LinuxMacWebWin Free7.2
    NASA Eyes vs Stellarium
  14. 15
    DWARFLAB App Free plan AndroidiOS Free7.1
    NASA Eyes vs DWARFLAB App
  15. 16
    Gaia Sky Free plan LinuxMacWin Free7.1
    NASA Eyes vs Gaia Sky
  16. 17
    KStars Free plan LinuxMacWin Free7.1
    NASA Eyes vs KStars
  17. 18
    Luminos Pro Free trial iOSMac $3/mo7.1
    NASA Eyes vs Luminos Pro
  18. 19
    Singularity Free plan AndroidiOS Free7.1
    NASA Eyes vs Singularity
  19. 20
    Aladin Desktop Free plan LinuxMacWin Free7.0
    NASA Eyes vs Aladin Desktop
  20. 21
    SkyPortal Free plan AndroidiOS Free6.9
    NASA Eyes vs SkyPortal

NASA Eyes alternatives compared

#ToolScoreFree planFromRuns on
1Solar System Scope7.7Free planFreeAndroid, iOS, Mac, Web, Windows
2Celestia7.6Free planFreeAndroid, iOS, Linux, Mac, Web, Windows
4SkyORB7.6Free planFreeAndroid, iOS, Mac, Windows
5Star Walk 27.5Free plan$0.50/moAndroid, iOS
6Cosmic Watch7.4Free plan$0.42/moAndroid, iOS, Mac
7ISS Detector7.4Free planFreeAndroid, iOS, Mac, Web
8Star Chart7.4Free planFreeAndroid, iOS, Mac, Windows
9Night Sky7.3Free planFreeAndroid, iOS, Mac
10Star Chart7.3Free planFreeAndroid, iOS, Mac, Windows
11Heavens-Above7.2Free planFreeAndroid, iOS, Web
12Seestar App7.2Android, iOS, Mac, Windows
13SkySafari7.2NoAndroid, iOS, Mac, Web
14Stellarium7.2Free planFreeLinux, Mac, Web, Windows
15DWARFLAB App7.1Free planFreeAndroid, iOS
16Gaia Sky7.1Free planFreeLinux, Mac, Windows
17KStars7.1Free planFreeLinux, Mac, Windows
18Luminos Pro7.1$3/moiOS, Mac
19Singularity7.1Free planFreeAndroid, iOS
20Aladin Desktop7.0Free planFreeLinux, Mac, Windows
21SkyPortal6.9Free planFreeAndroid, iOS
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Questions about NASA Eyes alternatives

What is the best alternative to NASA Eyes?

Solar System Scope, number 1 in astronomy apps with a score of 7.7 out of 10. The others here: Celestia, SkyORB, Star Walk 2 and 16 more.

What is the best free alternative to NASA Eyes?

Solar System Scope is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.