A Brief History of Time
Hawking
A Brief History of Time - A book resource
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More resources on Galaxies & Cosmology
Lambda Archive
CMB and cosmology resources from NASA.
Cosmology Tutorials by Ned Wright
Free tutorials on cosmology basics and advanced topics.
NASA Extragalactic Database (NED)
Comprehensive database for galaxies and cosmology data.
Introduction to Cosmology
Introduction to Cosmology - A book resource
ned.ipac.caltech.edu
NASA/IPAC Extragalactic Database (NED) is a centralized, cross-referenced database of extragalactic objects, serving as a go-to resource for galaxies and cosmology. It provides summarized and downloadable data—positions, redshifts, multi-wavelength photometry, spectra, images, and bibliographic references—plus search and visualization tools to explore and compare objects across surveys.
Galaxies in the Universe
Galaxies in the Universe - A book resource