V1.2.0

Breaking back-compatibility

• Epoch type no longer is supported, epoch object constructor accept a string "jd", "mjd" or "mjd2000"

Major New Features

• New web site
• Python 3 compatibility
• Support for Earth orbiting satellites added. TLE and SGP4 propagator are used in the new planet_tle class
• New phasing module, contains clustering, knn and more, to locate good or bad phasing between orbiting objects
• Two new problems in trajopt module. Multiple randezvous (low-thrust) and single leg multiple impulses.
• Support to read SATCOM database
• Support to read Celestrack TLE files

Minor New Features

• New improved build system
• Barker equation for the time of flight along a parabola
• A new fly by routine returns the necessary DV to fix a fly-by
• GTOC7 asteroids added
• New constructor overloaded for planet: r,v can be now be used to instantiate a planet
• Converter from r,v, to osculating orbital parameter added (ic2par)
• get_state added to the Sims Flanagan leg
• Bug Fix Neptune Uranus ephs