Issues

• modeling: analytic Jacobian drops tied parameters' columns instead of chaining them into the free parameter, so LM/TRF fits with tied params stop off the minimum

  Bugmodeling
  astropy/astropy#20664 · Filter by author scttfrdmn opened on Oct 20, 2026
  2

• Table.from_df raises TypeError for pandas string columns with missing values (pd.NA)

  Bugtable
  astropy/astropy#20663 · Filter by author taldcroft opened on Oct 20, 2026

• Improve writing of Time and TimeDelta in "ascii.mrt" tables

  Feature Requestio.ascii
  astropy/astropy#20662 · Filter by author hamogu opened on Oct 20, 2026
  4

  

• ENH: handling scipy.sparse deprecations graciously

  nddata
  Task

  astropy/astropy#20647 · Filter by author neutrinoceros opened on Oct 19, 2026

• read_table_parquet raises KeyError when a column is absent from the stored astropy table_meta_yaml

  Bugio.misc.parquetPackage-expert
  astropy/astropy#20639 · Filter by author scttfrdmn opened on Oct 18, 2026
  3

• jackknife_stats silently gives wrong results for a MaskedArray: masked values leak into the resamples

  Bugstats
  astropy/astropy#20579 · Filter by author ChenziqiAdam opened on Oct 11, 2026
  1

• separability_matrix reports pseudocylindrical, Bonne and HEALPix projections as separable

  Bugmodeling
  astropy/astropy#20578 · Filter by author ChenziqiAdam opened on Oct 11, 2026

• WCS.all_world2pix ignores a detector-to-image (D2IM) correction present on only one axis

  BugClose?Needs-clarificationwcs
  astropy/astropy#20577 · Filter by author ChenziqiAdam opened on Oct 11, 2026
  5

• Introspectable wheels: configure our test Linux wheel job to upload the artifact to actions

  buildFeature Request
  astropy/astropy#20572 · Filter by author nstarman opened on Oct 9, 2026
  12

• LombScargle methods disagree, and chi2 raises LinAlgError, at frequencies where the sine term is zero

  BugDuplicatetimeseries
  astropy/astropy#20571 · Filter by author jbrown9513 opened on Oct 9, 2026
  6

• Having a maintainer do some deterministic type inference

  Feature Requesttyping
  astropy/astropy#20569 · Filter by author nstarman opened on Oct 8, 2026
  4

• `CompoundModel.n_left_params counts parameter values, not parameters, so array-valued parameters and model sets break evaluate() and every parallel_fit_dask fit

  Bugmodeling
  astropy/astropy#20554 · Filter by author nabobalis opened on Oct 6, 2026

• MNT: re-configuring ruff for maximal impact and minimal maintenance burden

  Affects-devdev-automationRefactoring
  Task

  astropy/astropy#20519 · Filter by author neutrinoceros opened on Oct 1, 2026
  4

• Remove deprecated bundled configobj shims when we can

  API changeconfigexternal
  astropy/astropy#20518 · Filter by author pllim opened on Oct 1, 2026

• quantity_input should convert Column to Quantity

  Bugunits
  astropy/astropy#20515 · Filter by author maxnoe opened on Oct 1, 2026

• VOTable columns= in a different order from the file mixes up BINARY and BINARY2 columns

  Bugio.votable
  astropy/astropy#20512 · Filter by author jdavies-st opened on Oct 1, 2026
  1

• wcs.cdelt setter silently discards the unit of u.Quantity assignments

  Bugwcs
  astropy/astropy#20500 · Filter by author alasdairwilson opened on Sep 28, 2026
  7

• Check the contents of MANIFEST.in with check-manifest

  dev-automationFeature Request
  astropy/astropy#20498 · Filter by author namurphy opened on Sep 28, 2026
  2

• BLD/DEP: any cp315-abi3t wheel requires numpy>=2.5.0 at runtime

  builddependenciesLimited APIPython 3.15
  Task

  astropy/astropy#20493 · Filter by author neutrinoceros opened on Sep 28, 2026
  3

• Swap out custom stale bot with actions/stale

  dev-automation
  astropy/astropy#20478 · Filter by author pllim opened on Sep 24, 2026
  1

  

• Use more informative default physical types

  Feature Requestunits
  astropy/astropy#20476 · Filter by author adrn opened on Sep 24, 2026
  10

  

• Warn when using ufuncs on a Column with units set?

  table
  astropy/astropy#20474 · Filter by author adrn opened on Sep 23, 2026
  7

  

• astropy.io.votable can write XML files that it cannot read

  Bugio.votable
  astropy/astropy#20457 · Filter by author jdavies-st opened on Sep 22, 2026
  21

• ScalarDistribution behaves weirdly

  Buguncertainty
  astropy/astropy#20455 · Filter by author mhvk opened on Sep 21, 2026
  4

• LombScargle(..., method="fast") disagrees with the exact method by more than expected on tightly clustered, non-uniform sampling

  Bugtimeseries
  astropy/astropy#20449 · Filter by author ChenziqiAdam opened on Sep 21, 2026