Your Astronomy Software

TheSky Professional Version 10 is the latest major release in TheSky's thirty eight year history.

Run macOS, Windows, Linux or Raspbian (Raspberry Pi)?  No problem!  TheSky runs lightning fast on your favorite operating system.  

Optional software modules let you expand TheSky Pro's extensive feature set to go really deep!

Control

Slew your go to telescope or track the position of your "push to" telescope.

Plan

Create custom observing lists or astronomical databases to get the most from your time at the telescope.  

Explore

Access information on more than a billion objects*, including the planets, asteroids, comets, artificial satellites, stars, galaxies, open clusters and more!  

*The optional Gaia DR3 star catalog includes 1.8 billion stars.

Create

Print or export high-resolution sky charts to share with family and friends.

Engage

TheSky is loaded with useful tools like Object Path generator, Time Skip animations, Solar and Lunar Eclipse Viewer, Conjunction Finder, 3D Solar System Viewer, Field of View Indicators (FOVIs), and much more...

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What's New?

If you're familiar with earlier versions, TheSky is retooled from the ground up.  We've added a host of exciting new features to your favorite astronomy software.  TheSky Professional will get you charged up about your passion.  Explore, engage, enjoy while getting the most from your observing sessions.

Cross Platform Support

TheSky Pro is available for macOS and Windows operating systems.  

TheSky Pro for Linux and Raspbian (Raspberry Pi) operating systems is available by purchasing the optional Multi-OS+ module.

TheSky Imaging offers support for macOS, Windows, Linux (ARM32, ARM64 and x86 architectures).

New Interior and Exterior

Virtually every feature has been redesigned to emphasize ease of use.

Extreme Performance

Screen refresh rates as smooth and fast as your graphics hardware allows.

Improved Telescope Control

Control your mount using native or third-party telescope drivers.

Optional Software Modules

Extend TheSky's standard feature set with optional software modules.

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What's Not New?

We understand that if you have used earlier versions of TheSky at some point in the past three decades, you've come to expect a standard feature set that you cannot live without.  To that end, we've tried really hard to include virtually every feature from earlier versions.