SpiceyPy 8.1.0

[8.1.0] - 2026-04-04

Added

• Pyodide/WebAssembly build support for SpiceyPy (excluding cyice) (#527)
• __all__ exports for spiceypy and cyice modules
• Interactive Pyodide/PyScript-based code examples in Sphinx documentation (#529)
• Custom Sphinx extension for PyScript editor integration
• Standalone Python scripts for all doc lesson examples (binary_pck, event_finding, insitu_sensing, other_stuff, remote_sensing)

Changed

• Updated documentation lessons to be interactive via wasm/pyodide (#529)
• Updated Cassini example to use Pyodide (#527)
• Modernized some code examples in docs to use f-strings and other modern Python conventions
• Updated CMakeLists.txt for Emscripten/wasm cross-compilation support

Fixed

• Missing spice error check for oscltx (#532)
• Fixed cell allocation sizes for union and sdiff (#532)
• Fixed various parameter type annotations from int to float (#532)
• Fixed errors in errprt and ekuced (#531)
• Various bug fixes and typo corrections (#531)

dev spiceypy pyodide

test dev release for pyodide

SpiceyPy 8.0.2

[8.0.2] - 2026-02-16

Removed

• ci pr builds for 3.10 and 3.11 as excessive (wheels will continue to be published for these versions)

Added

• slightly better test for mequg

Fixed

• fixed api consistency in cyice to be consistent with spiceypy
• fixed parameter doc strings in spiceypy and cyice
• fixed typo in mequg function

SpiceyPy 8.0.1

[8.0.1] - 2026-01-07

Added

• Adds tests specific to logging

Fixed

• fixes spiceypy logging initialization
• fixed how spicebools were defined in cyice

SpiceyPy 8.0.0

[8.0.0] - 2025-10-27

Version bump to fix api breaking issues and add Python 3.14 support.

Added

• Added Python 3.14 support and builds

Fixed

• Missing import for no_found_check in spiceypy.py
• Swapped order of spice error check and found flag check decorators to avoid spurious NotFound exceptions.

SpiceyPy 7.0.0

[7.0.0] - 2025-09-22

SpiceyPy with Cyice, Cython accelerated Spice

Added

• Cython extension submodule Cyice for accelerated SpiceyPy
• Cyice includes wrappers for over 90 CSPICE functions, vectorized for majority of functions, shares kernel pool with spiceypy so new functions are drop-in replacements
• Cyice functions tested and benchmarked against spiceypy ctypes wrapper functions
• new Cyice docs
• new required reading docs pages (#489)
• python 3.13 builds (#488) and native aarch64 runners (#490)

Fixed

• Various issues and typos in docs (#503) (#492) (#350) (#481) (#477)
• Various CI improvements (#484) (#479)

Changed

• Switched build system to scikit_build_core/cmake to simplify builds
• Pckcov returns “cover” arg (#504)
• URLs to naif are now versioned (#493)

Removed

• Get_spice.py, setup.cfg, setup.py, and related old build system

SpiceyPy 7.0.0-alpha

[7.0.0-alpha] - 2025-08-29

Alpha Release of SpiceyPy with Cyice, Cython accelerated Spice

This is just for testing new build system/ci steps for publishing artifacts.
They should show up on testpypi, if not we may do a few more alpha releases...

Added

• Cython extension submodule Cyice for accelerated SpiceyPy
• Cyice includes wrappers for over 90 CSPICE functions, vectorized for majority of functions, shares kernel pool with spiceypy so new functions are drop-in replacements
• Cyice functions tested and benchmarked against spiceypy ctypes wrapper functions
• new cyice docs
• new required reading docs pages (#489)
• python 3.13 builds (#488) and native aarch64 runners (#490)

Fixed

• Various issues and typos in docs (#503) (#492) (#350) (#481) (#477)
• Various CI improvements (#484) (#479)

Changed

• Switched build system to scikit_build_core/cmake to simplify builds
• Pckcov returns “cover” arg (#504)
• URLs to naif are now versioned (#493)

Removed

• Get_spice.py, setup.cfg, setup.py, and related old build system

SpiceyPy 6.0.3

[6.0.3] - 2025-07-17

Backport fix for spice cell functions

Added

• Add assertions that passed-in SpiceCell is correct type for bltfrm(), ckcov(), ckobj(), kplfrm(), spkobj()

Fixed

• Corrected bug where bool was used instead of is Null for specifying return SpiceCell in bltfrm(), ckcov(), ckobj(), kplfrm(), spkobj()
• fixed sdist publishing issue in ci publish workflow

SpiceyPy 6.0.2

[6.0.2] - 2025-07-12

Backport fix to avoid numpy version change before v7.0.0 release

Changed

• changed numpy version pin to be 'numpy>=1.23.5'

SpiceyPy 6.0.1

[6.0.1] - 2025-06-24

Backport release of various small fixes and typo corrections

Added

• python 3.13 builds
• missing exceptions from cspice #494
• new required readings docs #489

Removed

• cirrus ci was removed
• gitter chat info

Changed

• Added units to many parameter descriptions in function docstrings to address #350
• updated various aspects of ci builds
• copyright date ranges updated to 2025
• moved naif doc urls to versioned

Fixed

• various readthedocs and docs issues
• cylsph was fixed as it was calling the wrong cspice function #496
• various typos