Data Sites & Archives
Where the raw observations and catalogs come from
GALEX Archive
Galaxy Evolution Explorer mission archive with UV imaging and spectroscopic data used in the UV upturn analysis.
Visit archiveMAST Archive
Mikulski Archive for Space Telescopes — Hubble, JWST, GALEX, TESS, and more, all in one place.
Visit archiveGaia Archive (ESA)
Astrometry, photometry, and radial velocities for over a billion stars — essential for globular cluster membership studies.
Visit archiveASAS-SN Sky Patrol
All-Sky Automated Survey providing time-series photometry, used for T Tauri light-curve modeling.
Visit archiveVizieR & SIMBAD (CDS)
Catalog access and object cross-identification service maintained by the Strasbourg Astronomical Data Center.
Visit CDSESO Science Archive
Raw and reduced data from ESO facilities including VLT, useful for spectro-photometric follow-up.
Visit archivePackages & Tools
The software stack behind the analysis
Astropy
Core Python library for astronomy — FITS I/O, coordinates, units, and modeling utilities.
DocsAstroquery
Programmatic access to archives like MAST, Gaia, VizieR, and SIMBAD directly from Python.
DocsPhotutils
Detection and photometry of astronomical sources — used heavily for cluster photometry.
DocsNumPy & SciPy
Fundamental numerical computing and scientific algorithms for Python-based analysis pipelines.
DocsTOPCAT
Interactive tool for catalog manipulation and cross-matching — great for quick-look globular cluster catalogs.
DocsTutorials & Guides
Learning resources worth bookmarking
Astropy Learn
Official tutorials covering common astronomy tasks, from data reduction to advanced analysis.
View tutorialsPython for Astronomers
A comprehensive, practical guide to Python for astronomical data analysis and visualization.
View guideAstroquery Tutorials
Worked examples for querying archives like MAST and Gaia programmatically.
View guideOther Resources
Literature, writing, and everything else
arXiv astro-ph
Preprint repository for astrophysics papers — the first stop for new research every morning.
VisitADS (NASA)
The NASA Astrophysics Data System — searchable literature, citations, and full-text access.
VisitAAS Journals Author Guide
Formatting and submission guidelines for ApJ, AJ, and other AAS journals.
Visit