René's URL Explorer Experiment

Title: GitHub - astropy/astropy: Astronomy and astrophysics core library · GitHub

Open Graph Title: GitHub - astropy/astropy: Astronomy and astrophysics core library

X Title: GitHub - astropy/astropy: Astronomy and astrophysics core library

Description: Astronomy and astrophysics core library. Contribute to astropy/astropy development by creating an account on GitHub.

Open Graph Description: Astronomy and astrophysics core library. Contribute to astropy/astropy development by creating an account on GitHub.

X Description: Astronomy and astrophysics core library. Contribute to astropy/astropy development by creating an account on GitHub.

Opengraph URL: https://github.com/astropy/astropy

X: @github

direct link

Domain: www.github.com

route-pattern	/:user_id/:repository
route-controller	files
route-action	disambiguate
fetch-nonce	v2:6b966050-d9bc-13d6-e441-bf0b9a3b4614
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	CA74:16CAC9:64AC1C:8CD68A:6A62400E
html-safe-nonce	dbefa4a8c235b943e2941297b5c396e3f961020c059bb451e4aaefa1e69a4cf9
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDQTc0OjE2Q0FDOTo2NEFDMUM6OENENjhBOjZBNjI0MDBFIiwidmlzaXRvcl9pZCI6IjQwODgxMzc2MjQzMTgwMDExNjYiLCJyZWdpb25fZWRnZSI6ImlhZCIsInJlZ2lvbl9yZW5kZXIiOiJpYWQifQ==
visitor-hmac	457d1d25e9dd2cdfe4780b16a02ed15522f0965096a688047612687735f171f1
hovercard-subject-tag	repository:2081289
github-keyboard-shortcuts	repository,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	//
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/astropy/astropy
twitter:image	https://opengraph.githubassets.com/773528019d85c502858e1060b1712de1715cfcdcd8133e0fbd95ad4ae670526b/astropy/astropy
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/773528019d85c502858e1060b1712de1715cfcdcd8133e0fbd95ad4ae670526b/astropy/astropy
og:image:alt	Astronomy and astrophysics core library. Contribute to astropy/astropy development by creating an account on GitHub.
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	5d6ba65d73ecc4e3394fe318d2b2f98e6f8eed4878b5421b938e20d30bde267b
turbo-cache-control	no-cache
go-import	github.com/astropy/astropy git https://github.com/astropy/astropy.git
octolytics-dimension-user_id	847984
octolytics-dimension-user_login	astropy
octolytics-dimension-repository_id	2081289
octolytics-dimension-repository_nwo	astropy/astropy
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	false
octolytics-dimension-repository_network_root_id	2081289
octolytics-dimension-repository_network_root_nwo	astropy/astropy
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	2dadc56fd5989b76a8ae7304e3aa56d0b485e5dc
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://www.github.com/astropy/astropy#start-of-content
	https://www.github.com/
Sign in	https://www.github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fastropy%2Fastropy
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
Code QualityEnforce quality at merge	https://github.com/features/code-quality
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in	https://www.github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fastropy%2Fastropy
Sign up	https://www.github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E&source=header-repo&source_repo=astropy%2Fastropy
Reload	https://www.github.com/astropy/astropy
Reload	https://www.github.com/astropy/astropy
Reload	https://www.github.com/astropy/astropy
Please reload this page	https://www.github.com/astropy/astropy
astropy	https://www.github.com/astropy
astropy	https://www.github.com/astropy/astropy
Please reload this page	https://www.github.com/astropy/astropy
Notifications	https://www.github.com/login?return_to=%2Fastropy%2Fastropy
Fork 2.1k	https://www.github.com/login?return_to=%2Fastropy%2Fastropy
Star 5.2k	https://www.github.com/login?return_to=%2Fastropy%2Fastropy
Code	https://www.github.com/astropy/astropy
Issues 1.3k	https://www.github.com/astropy/astropy/issues
Pull requests 119	https://www.github.com/astropy/astropy/pulls
Actions	https://www.github.com/astropy/astropy/actions
Projects	https://www.github.com/astropy/astropy/projects
Wiki	https://www.github.com/astropy/astropy/wiki
Security and quality 1	https://www.github.com/astropy/astropy/security
Insights	https://www.github.com/astropy/astropy/pulse
Code	https://www.github.com/astropy/astropy
Issues	https://www.github.com/astropy/astropy/issues
Pull requests	https://www.github.com/astropy/astropy/pulls
Actions	https://www.github.com/astropy/astropy/actions
Projects	https://www.github.com/astropy/astropy/projects
Wiki	https://www.github.com/astropy/astropy/wiki
Security and quality	https://www.github.com/astropy/astropy/security
Insights	https://www.github.com/astropy/astropy/pulse
	https://www.github.com/astropy/astropy
Branches	https://www.github.com/astropy/astropy/branches
Tags	https://www.github.com/astropy/astropy/tags
	https://www.github.com/astropy/astropy/branches
	https://www.github.com/astropy/astropy/tags
41,514 Commits	https://www.github.com/astropy/astropy/commits/main/
	https://www.github.com/astropy/astropy/commits/main/
.circleci	https://www.github.com/astropy/astropy/tree/main/.circleci
.circleci	https://www.github.com/astropy/astropy/tree/main/.circleci
.devcontainer	https://www.github.com/astropy/astropy/tree/main/.devcontainer
.devcontainer	https://www.github.com/astropy/astropy/tree/main/.devcontainer
.github	https://www.github.com/astropy/astropy/tree/main/.github
.github	https://www.github.com/astropy/astropy/tree/main/.github
.pyinstaller	https://www.github.com/astropy/astropy/tree/main/.pyinstaller
.pyinstaller	https://www.github.com/astropy/astropy/tree/main/.pyinstaller
astropy	https://www.github.com/astropy/astropy/tree/main/astropy
astropy	https://www.github.com/astropy/astropy/tree/main/astropy
cextern	https://www.github.com/astropy/astropy/tree/main/cextern
cextern	https://www.github.com/astropy/astropy/tree/main/cextern
docs	https://www.github.com/astropy/astropy/tree/main/docs
docs	https://www.github.com/astropy/astropy/tree/main/docs
licenses	https://www.github.com/astropy/astropy/tree/main/licenses
licenses	https://www.github.com/astropy/astropy/tree/main/licenses
scripts	https://www.github.com/astropy/astropy/tree/main/scripts
scripts	https://www.github.com/astropy/astropy/tree/main/scripts
.clang-format	https://www.github.com/astropy/astropy/blob/main/.clang-format
.clang-format	https://www.github.com/astropy/astropy/blob/main/.clang-format
.flake8	https://www.github.com/astropy/astropy/blob/main/.flake8
.flake8	https://www.github.com/astropy/astropy/blob/main/.flake8
.git-blame-ignore-revs	https://www.github.com/astropy/astropy/blob/main/.git-blame-ignore-revs
.git-blame-ignore-revs	https://www.github.com/astropy/astropy/blob/main/.git-blame-ignore-revs
.gitattributes	https://www.github.com/astropy/astropy/blob/main/.gitattributes
.gitattributes	https://www.github.com/astropy/astropy/blob/main/.gitattributes
.gitignore	https://www.github.com/astropy/astropy/blob/main/.gitignore
.gitignore	https://www.github.com/astropy/astropy/blob/main/.gitignore
.mailmap	https://www.github.com/astropy/astropy/blob/main/.mailmap
.mailmap	https://www.github.com/astropy/astropy/blob/main/.mailmap
.pre-commit-config.yaml	https://www.github.com/astropy/astropy/blob/main/.pre-commit-config.yaml
.pre-commit-config.yaml	https://www.github.com/astropy/astropy/blob/main/.pre-commit-config.yaml
.pycodestyle	https://www.github.com/astropy/astropy/blob/main/.pycodestyle
.pycodestyle	https://www.github.com/astropy/astropy/blob/main/.pycodestyle
.readthedocs.yaml	https://www.github.com/astropy/astropy/blob/main/.readthedocs.yaml
.readthedocs.yaml	https://www.github.com/astropy/astropy/blob/main/.readthedocs.yaml
.ruff.toml	https://www.github.com/astropy/astropy/blob/main/.ruff.toml
.ruff.toml	https://www.github.com/astropy/astropy/blob/main/.ruff.toml
.stubtest.ini	https://www.github.com/astropy/astropy/blob/main/.stubtest.ini
.stubtest.ini	https://www.github.com/astropy/astropy/blob/main/.stubtest.ini
CHANGES.rst	https://www.github.com/astropy/astropy/blob/main/CHANGES.rst
CHANGES.rst	https://www.github.com/astropy/astropy/blob/main/CHANGES.rst
CITATION	https://www.github.com/astropy/astropy/blob/main/CITATION
CITATION	https://www.github.com/astropy/astropy/blob/main/CITATION
CITATION.cff	https://www.github.com/astropy/astropy/blob/main/CITATION.cff
CITATION.cff	https://www.github.com/astropy/astropy/blob/main/CITATION.cff
CODE_OF_CONDUCT.md	https://www.github.com/astropy/astropy/blob/main/CODE_OF_CONDUCT.md
CODE_OF_CONDUCT.md	https://www.github.com/astropy/astropy/blob/main/CODE_OF_CONDUCT.md
CONTRIBUTING.md	https://www.github.com/astropy/astropy/blob/main/CONTRIBUTING.md
CONTRIBUTING.md	https://www.github.com/astropy/astropy/blob/main/CONTRIBUTING.md
GOVERNANCE.md	https://www.github.com/astropy/astropy/blob/main/GOVERNANCE.md
GOVERNANCE.md	https://www.github.com/astropy/astropy/blob/main/GOVERNANCE.md
LICENSE.rst	https://www.github.com/astropy/astropy/blob/main/LICENSE.rst
LICENSE.rst	https://www.github.com/astropy/astropy/blob/main/LICENSE.rst
MANIFEST.in	https://www.github.com/astropy/astropy/blob/main/MANIFEST.in
MANIFEST.in	https://www.github.com/astropy/astropy/blob/main/MANIFEST.in
README.rst	https://www.github.com/astropy/astropy/blob/main/README.rst
README.rst	https://www.github.com/astropy/astropy/blob/main/README.rst
SECURITY.md	https://www.github.com/astropy/astropy/blob/main/SECURITY.md
SECURITY.md	https://www.github.com/astropy/astropy/blob/main/SECURITY.md
asv.ci.conf.json	https://www.github.com/astropy/astropy/blob/main/asv.ci.conf.json
asv.ci.conf.json	https://www.github.com/astropy/astropy/blob/main/asv.ci.conf.json
codecov.yml	https://www.github.com/astropy/astropy/blob/main/codecov.yml
codecov.yml	https://www.github.com/astropy/astropy/blob/main/codecov.yml
conftest.py	https://www.github.com/astropy/astropy/blob/main/conftest.py
conftest.py	https://www.github.com/astropy/astropy/blob/main/conftest.py
pyproject.toml	https://www.github.com/astropy/astropy/blob/main/pyproject.toml
pyproject.toml	https://www.github.com/astropy/astropy/blob/main/pyproject.toml
setup.py	https://www.github.com/astropy/astropy/blob/main/setup.py
setup.py	https://www.github.com/astropy/astropy/blob/main/setup.py
tox.ini	https://www.github.com/astropy/astropy/blob/main/tox.ini
tox.ini	https://www.github.com/astropy/astropy/blob/main/tox.ini
README	https://www.github.com/astropy/astropy
Code of conduct	https://www.github.com/astropy/astropy
Contributing	https://www.github.com/astropy/astropy
BSD-3-Clause license	https://www.github.com/astropy/astropy
Security	https://www.github.com/astropy/astropy
	https://www.astropy.org/
	https://doi.org/10.5281/zenodo.4670728
	https://pypi.org/project/astropy
	https://pypi.org/project/astropy
	https://codecov.io/gh/astropy/astropy
	https://github.com/astropy/astropy/actions
	https://circleci.com/gh/astropy/astropy
	https://docs.astropy.org/en/stable/?badge=stable
	https://github.com/pre-commit/pre-commit
	https://github.com/astral-sh/ruff
	https://github.com/pyOpenSci/software-review/issues/251
Website	https://astropy.org/
Documentation	https://docs.astropy.org/
Slack	https://astropy.slack.com/
Open Astronomy Discourse	https://community.openastronomy.org/c/astropy/8
Astropy users mailing list	https://mail.python.org/mailman/listinfo/astropy
Astropy developers mailing list	https://groups.google.com/g/astropy-dev
	https://www.github.com/astropy/astropy#installation
install guide	https://docs.astropy.org/en/stable/install.html
	https://www.github.com/astropy/astropy#contributing
	https://docs.astropy.org/en/latest/impact_health.html
Astropy Community Code of Conduct	https://www.astropy.org/about.html#codeofconduct
contributions page	https://www.astropy.org/contribute.html
guide	https://docs.astropy.org/en/latest/index_dev.html
summary of contribution guidelines	https://www.github.com/astropy/astropy/blob/main/CONTRIBUTING.md
AI Policy	https://github.com/astropy/astropy-project/blob/main/policies/ai-policy.md
	https://www.github.com/astropy/astropy#developing-with-codespaces
dev container	https://www.github.com/astropy/astropy/blob/main/.devcontainer/devcontainer.json
GitHub Codespaces docs	https://docs.github.com/en/codespaces
	https://github.com/codespaces/new?hide_repo_select=true&ref=main&repo=2081289
	https://www.github.com/astropy/astropy#acknowledging-and-citing
acknowledgement and citation guide	https://www.astropy.org/acknowledging.html
CITATION	https://github.com/astropy/astropy/blob/main/astropy/CITATION
	https://www.github.com/astropy/astropy#supporting-the-project
	https://numfocus.org
	https://numfocus.org/donate-to-astropy
	https://www.github.com/astropy/astropy#license
LICENSE.rst	https://www.github.com/astropy/astropy/blob/main/LICENSE.rst
www.astropy.org	https://www.astropy.org
python	https://www.github.com/topics/python
science	https://www.github.com/topics/science
astronomy	https://www.github.com/topics/astronomy
astrophysics	https://www.github.com/topics/astrophysics
astropy	https://www.github.com/topics/astropy
Readme	https://www.github.com/astropy/astropy#readme-ov-file
BSD-3-Clause license	https://www.github.com/astropy/astropy#BSD-3-Clause-1-ov-file
Code of conduct	https://www.github.com/astropy/astropy#coc-ov-file
Contributing	https://www.github.com/astropy/astropy#contributing-ov-file
Security policy	https://www.github.com/astropy/astropy#security-ov-file
Please reload this page	https://www.github.com/astropy/astropy
Activity	https://www.github.com/astropy/astropy/activity
Custom properties	https://www.github.com/astropy/astropy/custom-properties
2.1k forks	https://www.github.com/astropy/astropy/forks
Report repository	https://www.github.com/contact/report-content?content_url=https%3A%2F%2Fgithub.com%2Fastropy%2Fastropy&report=astropy+%28user%29
Releases 42	https://www.github.com/astropy/astropy/releases
v8.0.1 Latest Jul 8, 2026	https://www.github.com/astropy/astropy/releases/tag/v8.0.1
+ 41 releases	https://www.github.com/astropy/astropy/releases
Please reload this page	https://www.github.com/astropy/astropy
https://numfocus.org/donate-to-astropy	https://numfocus.org/donate-to-astropy
Learn more about GitHub Sponsors	https://www.github.com/sponsors
Packages 0	https://www.github.com/orgs/astropy/packages?repo_name=astropy
Please reload this page	https://www.github.com/astropy/astropy
Used by 56.5k	https://www.github.com/astropy/astropy/network/dependents
+ 56,477	https://www.github.com/astropy/astropy/network/dependents
Contributors	https://www.github.com/astropy/astropy/graphs/contributors
Please reload this page	https://www.github.com/astropy/astropy
Python 67.8%	https://www.github.com/astropy/astropy/search?l=python
C 30.7%	https://www.github.com/astropy/astropy/search?l=c
Lex 0.9%	https://www.github.com/astropy/astropy/search?l=lex
Cython 0.4%	https://www.github.com/astropy/astropy/search?l=cython
C++ 0.2%	https://www.github.com/astropy/astropy/search?l=c%2B%2B
Shell 0.0%	https://www.github.com/astropy/astropy/search?l=shell
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.