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AstroGrav is a full-featured, high-precision solar-system simulator that calculates the gravitational interactions between all astronomical bodies, so that the motions of asteroids and comets are simulated much more accurately than with planetarium applications. The effects of general relativity and radiation pressure can be taken into account, and superb interactive 3D viewing allows you to easily rotate and zoom your view while the solar system evolves.

The AstroGrav software has a huge range of features and viewing options, including views from space or any object, planetarium-style views from any location on

What's New in AstroGrav

Version 4.0:
  • Tens of millions of faint background stars to solar system simulations
  • Full printing facilities using new File / Print... and File / Page Setup... commands
  • The time zone to the status bar when the time unit is either universal time or local time
  • A new View / Trajectory Size... command for adjusting the length of the trajectories in a view

Requirements for AstroGrav

  • OS X 10.11 or later
  • Intel Core 2 Duo, Core i3, Core i5, Core i7, Core i9, or Xeon processor
  • 2 GB RAM
  • 1 GB available disk space
  • 1024 x 768 screen resolution
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AstroGrav User Discussion

Current Version (4.x)
Downloads 10,581
Version Downloads 32
License Shareware
Date 04 Jul 2019
Platform Intel 64 / OS X
Price $59.00
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