Release 1.9.4 - Performance and accuracy upgrade

What's Changed

• Improve accuracy
• Improve propagator performance
• Some fixes

Release 1.9.3 - Expose J parameters through API and some fixes

What's Changed

• Expose J2, J3 and J4 zonal harmonics through API
• Some fixes

Release 1.9.2 - Geosynchronous orbit from longitude and latitude

What's Changed

• Update geosynchronous orbit computations in CelestialBody by @sylvain-guillet in #144

Full Changelog: v1.9.1...v1.9.2

Release V1.8.0 - Oblateness perturbation

What's new

• Body oblateness is taken into account in gravity field computation

Release V1.7.0- Heliosynchronous orbit

What's Changed

• Create heliosynchronous orbit
• Create phased heliosynchronous orbit

Release v1.6.0

What's Changed

• Add new inertial frames
• Add julian date

• Feature/fixes by @sylvain-guillet in #133

Full Changelog: v1.5.1...v1.6.0

Release v1.5.1

What's new in this release

• Improve propagation accuracy during maneuver
• Remove minimum epoch to spacecraft's clock (before 01-JAN-2021 / Now 01-JAN-1957)

Releaase v1.4.0 - Lagrange points

What's new

• Add Lagrange points

Release v1.3.0

What's new

• Remove scenario and propagate site directly

• Use TDB to site propagator

• Upgrade spacecraft propagator

• Fix tests

Release v1.2.1

What's new

• Recursive gravity dependencies loading