Astrophysics is the branch of astronomy that deals with the physics of the universe, including the physical properties (luminosity, density, temperature, and chemical composition) of celestial objects and the interstellar medium, as well as their interactions.
Subcategories 7
Related categories 4
Sites 30
AstroEngine
Space science blog by Dr Ian O'Neill discussing astrophysics concepts in an informed yet informal way.
The Astrophysical Journal
Devoted to recent developments, discoveries, and theories in astronomy and astrophysics.
Astrophysics
E-Print archive since April of 1992.
Astrophysics
A short introduction to astrophysics with associated articles on a number of topics.
Astrophysics
Wikipedia article on this branch of astronomy that deals with the physics of the universe, including the physical properties of celestial objects and the interstellar medium, as well as their interactions.
Astrophysics and Astronomy
Introductory essays on astrophysics and astronomy.
The Astrophysics Spectator
Articles published on this site cover current research in astronomy and astrophysics, describe our current understanding of astronomical phenomena, and comment on issues related to astronomical research.
Cambridge Relativity
Beginner's guide to all the basic concepts of Astrophysics written by active scientists at Cambridge University, UK.
Canadian Institute for Theoretical Astrophysics
Nationally supported research centre. Find out about current research, upcoming seminars and job opportunities.
Cause of the Spectral Characteristics of Quasars
Hypothesis which attempts to explain the characteristics of quasi-stellar objects as optical illusions created by gravitational lensing and other phenomena.
Dyson Sphere
A list of frequently asked questions with answers.
The Electric Universe
Physics knows four forces; 20th-century scientists were convinced that one of those, the electric force, played no macroscopic role in the Universe; site explains why that is incorrect.
Encyclopedia of Astronomy and Astrophysics
Comprehensive archive of explanatory articles on all key Astrophysics topics, categorised and fully searchable; actively updated by the Institute of Physics.
Encyclopedia of Astrophysics
A free peer-reviewed online publication written by scholars from around the world.
Fermilab Center for Particle Astrophysics
Partially funded by a NASA Astrophysics Theory grant, find information about the group's past and future meetings.
Gravity is Cool, or, Why our Universe is Hospitable to Life
Text of the 1999 Oppenheimer lecture at UC Berkeley given by professor Freeman Dyson on the origin of life and other subjects.
High Energy Astrophysics Group
Astronomical Institute, Ondrejov. Focuses on the research of cosmic objects in X-ray and gamma spectra region. General information, projects and workshops.
Hubble Distance Shift and the Action Quantum of Light
Michael Lewis provides an equation describing the Hubble red shift light decay curve using existing mathematics.
Living Reviews in Solar Physics
A peer-refereed, solely online journal publishing invited reviews covering all areas of solar and heliospheric physics research. Published by the Max Planck Institute for Aeronomy, Katlenburg-Lindau, Germany.
The NASA Astrophysics Data System
The Astrophysics Data System (ADS) is a NASA-funded project which maintains four bibliographic databases containing more than 4.0 million records: Astronomy and Astrophysics, Instrumentation, Physics and Geophysics, and preprints in Astronomy.
NASA Astrophysics Data System
Search system for abstracts in astrophysics, planetary sciences and solar physics.
Network Generator
Generates astrophysical reaction rates online using an extended database.
Nuclear Astrophysics Data
An area for providing nuclear data for astrophysics calculations, such as nucleosynthesis, stellar evolution, the Big Bang, and super-nova dynamics.
Olber's Paradox
A well know problem from astrophysics, Olber's paradox (Why is the night sky dark?), solved. As well as Newton's related Gravity paradox.
Physics Topics - Teaching Notes
Teaching notes on celestial mechanics, classical mechanics, and stellar atmospheres.
Smithsonian Astrophysical Observatory
A research institute of the Smithsonian Institution headquartered in Cambridge, MA, where it is joined with the Harvard College Observatory (HCO) to form the Harvard-Smithsonian Center for Astrophysics (CfA).
Space Physics Textbook
A free online introduction to space physics in the areas of plasma physics, regions, phenomena, instrumentation and modeling. Last updated October 7, 2008.
The Structure, Stability, and Dynamics of Self-Gravitating Systems
An interactive Astrophysics textbook from Louisiana State University.
Temporal Annex
Information mostly on the fourth dimension and theoretical physics.
Tuneable Heterodyne Infrared Spectrometer - THIS
Instrument pages for the transportable receiver designed for atmospheric and astrophysical observations in the mid infrared spectral region (7-28 µm). Developed by the University of Cologne.
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Last update:
November 12, 2016 at 14:50:20 UTC