Use generic python3 for docs environment in tox.ini

chore: [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 22.8.0 → 22.10.0](https://github.com/psf/black/compare/22.8.0....

Rename examples files

build: Remove upper bound on requires-python

test: Use numpy.testing.assert_allclose with small relative tolerance

To avoid having numpy.testing.assert_equal fail in some cases at the
level of machine precision,...

Remove upper bound on requires-python as advocated for in Henry Schreiner's
blog post "Should Yo...

Bug fix: Fixes #1563

for more information, see https://pre-commit.ci

Fix sampling of epochs in orbit.to_ephem()

Update change_ecc_inc.py to allow for incl. reduction

This change should allow for negative and positive inclination changes by letting the out-of-pla...

Fix unit of h_vec in cross product calculation

Calculating h_vec using self.v.to(u.km / u.s) in np.cross(r, v)
retains u.km / u.s as its unit. ...

chore: [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 22.6.0 → 22.8.0](https://github.com/psf/black/compare/22.6.0.....

* added cr3bp_char_quant and its tests

* [pre-commit.ci] auto fixes from pre-commit.com hooks...

Fix GH repo language classification

Added GM of various moons and mean distances of multiple systems

for more information, see https://pre-commit.ci

Use Read the Docs action v1

Read the Docs repository was renamed from `readthedocs/readthedocs-preview` to `readthedocs/acti...

chore: [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/PyCQA/flake8: 4.0.1 → 5.0.2](https://github.com/PyCQA/flake8/compare/4.0....

Create documentation-links.yaml

See https://github.com/readthedocs/readthedocs-preview

Remove weird duplicated paragraph from changelog

add missing test dependency: tox

remove twobody decorators

fix pylint#2910 via workaround: ignore not an iterable warning on numba.prange

fix pylint invalid-all-object / E0604 in propagators

for more information, see https://pre-commit.ci

Everything in one HTML is not very handy unfortunately

Add offline-friendly formats to Read the Docs

Refactor build ephem interpolant

for more information, see https://pre-commit.ci

for more information, see https://pre-commit.ci

These changes were done such to be in accordance with the values obtained before the refactoring.

`build_ephem_interpolant` now takes `epochs` argument (like produced by `poliastro.util.time_ran...

Fix spheroid location, take 2

for more information, see https://pre-commit.ci

Now treats any lat < abs(1e-18) as close to singularity instead of only lat == 0.0 within the ca...

for more information, see https://pre-commit.ci

In case of lat == 0 the cartesian_to_ellipsoidal the code returned
a wrong value. On inspection ...

for more information, see https://pre-commit.ci

cartesian_to_ellipsoidal used to return lat, lon, h, instead of lon, lat, h. The latter however ...

* Add CR3BP functions

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more info...

ss_* to orb_*, take 2

Rename notebooks to `.myst.md`

Add .cff file

Doc fixes