shared library for I/O with FITS format data files

 FITS (Flexible Image Transport System) is a data format most used in
 astronomy. cfitsio is a library of ANSI C routines for reading and
 writing FITS format data files. A set of Fortran-callable wrapper
 routines are also included for the convenience of Fortran
 programmers.
 .
 This package contains what you need to run programs that use this
 library.