Simulation Curriculum
  • SkySafari 5 Astronomy Software Starchart
    SkySafari 5
    Add Barlows and Focal Reducers
    On-line repository of observing lists
    iCloud Synchronization
    Improved Telescope Control
    Starry Night Middle School Total Eclipse Simulation Screenshot
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  • SkySafari 5 Astronomy Software Starchart
    SkySafari 5
    Tonight at a Glance
    ISS & Satellite Notifications
    Updated Object Descriptions
    Object List Thumbnails
    Starry Night Middle School Universe Simulation Screenshot
    Screenshot Shadow
  • SkySafari 5 Astronomy Software Starchart
    New Look & Sounds
    SkySafari 5
    Translucent Panoramas
    Starry Night Middle School Solar System Screenshot
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  • SkySafari 5 Astronomy Software Starchart
    Get Your Edge On
    SkySafari 5
    New 3D Galaxy View
    Starry Night Middle School Exoplpanet Imaging Simulation Screenshot
    Screenshot Shadow
  • SkySafari 5 Astronomy Software Starchart
    Take a Second Look
    SkySafari 5
    Digitized Sky Survey
    Starry Night Middle School Moon Phases Simulation Screenshot
    Screenshot Shadow
  • SkySafari 5 Astronomy Software Starchart
    Life Like Modelling
    SkySafari 5
    OpenGL Graphics Boost
    Starry Night Middle School Exoplpanet Imaging Simulation Screenshot
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SkySafari 5 for macOS

The Enthusiast's Astronomy Software - Macbook | iMac (OS X 10.7+)

Looking for iOS or Android? SkySafari 5 for iOS or SkySafari 5 for Android


Accurate Simulation

Simulate the sky from anywhere on Earth, up to 10000 years in the past or future. Animate transits, conjunctions, eclipses, and other events with time controls.

Telescope Control

With our SkyFi 3 wireless telescope control SkySafari Plus & Pro apps can point your computer-controlled telescope anywhere in the sky.

Precision Graphics

Computing the positions of solar system objects to sub-arcsecond precision with the latest JPL planetary ephemerides.

Apple iMac running Starry Night Middle School software showing a planet Saturn simulation

Astronomical Encyclopedia

Thousands of encyclopedic descriptions of the constellations, stars, planets and deep-sky objects written by professionals.*

Astrophotography

Hundreds of images from NASA space missions, the Hubble Space Telescope, and the world's foremost astrophotographers.

Largest App Database

25,000,000+ stars, 740,000+ galaxies, and over 630,000+ solar system objects, including every comet and asteroid ever discovered.*

* Largest only available in SkySafari Pro

SkySafari 5 app icon

SkySafari 5

SkySafari 5 shows you 119,000 stars, 220 of the best-known star clusters, nebulae, and galaxies in the sky; including all of the Solar System's major planets and moons, and more than 500 asteroids, comets, and satellites.

 $9.99 USD
SkySafari 5 Plus app icon

SkySafari 5 Plus

SkySafari 5 Plus shows you 2.6 million stars, and 31,000 deep sky objects; including the entire NGC/IC catalog, and 18,000 asteroids, comets, and satellites with updatable orbits. Plus, state of the art mobile telescope control.

 $29.99 USD
SkySafari 5 pro app icon

SkySafari 5 Pro

SkySafari 5 Pro includes over 27 million stars, 740,000 galaxies down to 18th magnitude, and 620,000 solar system objects; including every comet and asteroid ever discovered. Plus, state of the art mobile telescope control.

 $59.99 USD

New in SkySafari 5 for OS X

Ever-evolving astronomy software to keep up with the universe!


Basic
New in V5
 
  Download Now
Plus
New in V5
 
  Download Now
Pro
New in V5
 
  Download Now
Tonight at a glance
ISS & Satellite Notifications
New Look and Feel
New Sound Effects
Object List Thumbnails
Updated Object Descriptions
Improved Sky and Horizon
Improved Graphics Modelling
Online Repository of Cool Settings Files
Multiple Settings Open in Multiple Tabs
Search/Add to List Planet/Moon Feature
Online Repository of Observing Lists
iCloud Synchronization
Observing List "Tour Mode"
Digitized Sky Survey Viewer
Improved DSC Telescope Control
Add Barlows and Focal Reducers
Added Abell and Hickson Galaxy Clusters
Added Globular Clusters in M31
New 3D Galaxy View

Additional SkySafari 5 for OS X Comparison Charts

The universe is big and ergo so is our astronomy software!


SkySafari 5 Databases & Computation

Basic
Databases & Computation
  Download Now
Plus
Databases & Computation
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Pro
Databases & Computation
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Number of Stars
119,940
2,637,791
27,074,634
Star Magnitude Limit
~8.0
~12.0
~15.0
Number of Deep Sky Objects
222
31,586
743,500
Deep Sky Magnitude Limit
~10.0
~15.0
~18.0
Number of Planets & Moons
34
38
187
Number of Asteroids
121
15,832
627,931
Number of Comets
251
632
3,241
Number of Satellites
205
1,460
1,460
Planetary Position Accuracy
10" - 1'
< 0.1"
< 0.1"
Number of Horizon Panoramas
3
6
10
Number of Horizon Panoramas
3
6
10
Number of Object Descriptions
626
1,476
1,629
Number of Object Images
473
592
865
High Resolution Object Images
GCVS Variable Stars Database

SkySafari 5 Features, Graphics & Interface

Basic
Features, Graphics & Interface
  Download Now
Plus
Features, Graphics & Interface USD
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Pro
Features, Graphics & Interface
  Download Now
Compass & Gyroscope Support
Computes Conjunctions, Oppositions, Eclipses, Transits
Saves, Restores, and E-Mails Settings
Imports Custom Horizon Panoramas
Updates Solar System Orbit Data
Includes Sky & Telescope SkyWeek
Wired & Wireless Telescope Control
Telescope Equipment Settings
Custom Observing Lists
Orbit Solar System Objects
Orbit Nearby Stars
Hi-Res Earth, Moon, Mars maps
Planet & Moon Surface Feature Labels
Coordinate Grids and Reference Lines
Computation Precision & Precession Settings
Date, Time, & Coordinate Format Settings
Computes Objects' Angular Separations
Alt-Azimuth ("Local Horizon") Sky Charts
Equatorial ("Star Atlas") Sky Charts
Ecliptic ("Solar System") Sky Charts
Galactic ("Milky Way") Sky Charts
Ultra-Hi-Res Moon map