Must have Astronomy Software for Linux

PyNOVAS allows you to calculate the position and movement of the sun, moon, planets, and stars with great precision using Python.PyNOVAS software is based on the NOVAS software used by United States Naval Office (USNO) to produce the 'Astronomical...

ref_index is a Python tool for calculating refractive index of air, under varying atmospheric conditions. Functions for conversion of wave length of light in vacuum to that in air, and vice-versa are also defined.The code is based on the...

SAOImage DS9 is an astronomical imaging and data visualization application. DS9 supports FITS images and binary tables, multiple frame buffers, region manipulation, and many scale algorithms and colormaps. It provides for easy communication with external...

SAOTrace is a suite of software designed to simulate the as-built performance of grazing-angle X-ray optics using the ray-tracing approach. It is derived from portions of the NASA OSAC (Optical Surface Analysis Code) software suite. It can model nested...

SaVi is a true cross-platform, completely free and open source graphical software that can be used to view satellite constellations found on Earth’s orbit. It is a visualization program that allows users to create, modify, examine and execute...

SExtractor (Source-Extractor) is a program that builds a catalog of objects from an astronomical image. It is particularly oriented towards reduction of large scale galaxy-survey data, but it also performs well on moderately crowded star...

SkyCat is a tool for image visualization and accessing astronomy archive catalogs.Here are some key features of "SkyCat":· Display FITS images, with support for the World Coordinate System (WCS), interactive measurement of offsets, and other standard...

SkyNET is a simple skychart program for mono. SkyNET is a mono/gtk# program wich draws a skychart. It's useful both to have a walk through the sky or have a look at a c# application.The current version of SkyNET can display the stars of the SAO catalog...

solunar is an open source command-line application that allows passionate astronomers to calculate the rise and set of the Sun and the Moon.With solunar, you will be able to quickly view sun- and moon-related information, such as sunset times and...

SpacePy is a Python package that provides tools for Space Science applications.Package...