Institutions
Harvard College Observatory, Harvard-Smithsonian Center for Astrophysics, Institute of Theoretical Astrophysics, Istituto di Astrofisica Spaziale e Fisica Cosmica,, Joint Center for Astrophysics, Laboratory for High-Energy Astrophysics, Max-Planck-Institut fuer Astrophysik, Garching, Mullard Space Science Observatory, National Astrophysics and Space Science Programme, Oxford Theoretical Astrophysics
Above the Skies, An Exploration into Our Universe
A description at the layman level about the applications of spectroscopy in the investigation of the Solar System, with interactive diagrams
ADAF Theory
Accretion disk theory, mixing-length theory of convection, advection-dominated accretion flows.
AMASE - Astrophysics Multi-spectral Archive Search
An online astrophysics catalog developed using object-oriented database technology to help researchers locate multi-mission data in the NASA archives.
Astronomy and Astrophysics for all...
you can find every thing you want on this topic in this site...
Astrophysical Data
A nice beginners collection of constants and other data, assorted in one page... Beginner level, with links to more advanced sites.
Astrophysics and Astronomy
Introductory essays on astrophysics and astronomy.
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 Characteristics of Quasars
Hypothesis which attempts to explain the characteristics of QSOs (Quasi-Steller Objects), a.k.a. quasars, as optical illusions created by gravitational lensing and other phenomena.
Contents
Accretion in astrophysics - active galactic nuclei, processes and dynamics.
Dyson Sphere
A list of frequently asked questions with answers.
Encyclopedia of Astronomy and Astrophysics
Comprehensive archive of explantory articles on all key Astrophysics topics, categorised and fully searchable; actively updated by the Institute of Physics.
Famous Astrophysicists
Profiles several prominent astrophysicists.
Fermilab Theoretical Astrophysics Group
Partially funded by a NASA Astrophysics Theory grant, find information about the group's past and future meetings.
Grand Challenge Problems in Computational Astrophy
Research session at the Institute for Pure and Applied Mathematics (IPAM), Los Angeles, CA, USA; 7 March - 10 June 2005.
Gravity is Cool, or, Why our Universe is Hospitabl
Text of the 1999 Oppenheimer lecture at UC Berkeley given by professor Freeman Dyson on the origin of life and other subjects.
Hands-On Astrophysics
Offers educational products that help students understand basic astronomy concepts.
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.
Modified Newtonian Dynamics
Overview of a controversial theory which is not generally accepted by the astrophysical community.
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 Solved
A well know problem from astrophysics, Olber's paradox (Why is the night sky dark?), solved. As well as Newton's related Gravity paradox.
On the Formation of Planetary Rings
Paper presented in 1996 by L. A. Molnar and D. E. Dunn.
Physics 208 - Introduction to Astrophysics
Course offered via The Electronic University, an educational outreach server at the University of Oregon.
Physics Topics - Teaching Notes
Teaching notes on celestial mechanics, classical mechanics, and stellar atmospheres.
Red Shift by Photon Decay
Author explains how Hubble's red shift of starlight spectra results from photon decay, proportional to traveled distance.
SIMBAD Astronomical Database
The SIMBAD astronomical database provides basic data, cross-identifications and bibliography for astronomical objects outside the solar system. SIMBAD can be queried by object name, coordinates, other criteria (filters), and lists of objects.
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).
Solar System - Celestial Mechanics
Presents ideas about the rotation of the sun and planets.
Space Physics Textbook
A free online textbook on space physics.
Temporal Annex
Information mostly on the fourth dimension and theoretical physics.
The Astrophysical Journal
Devoted to recent developments, discoveries, and theories in astronomy and astrophysics.
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.
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.
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.
The Structure, Stability, and Dynamics of Self-Gra
An interactive Astrophysics textbook from Louisiana State University.
The Titius-Bode Number Sequence Deciphered
An explanation of the Titius-Bode Law of planetary spacing.
THIS-Tuneable Heterodyne Infrared Spectrometer
THIS - instrument pages for the Tuneable Heterodyne Infrared Spectrometer developed by the University of Cologne. THIS is a transportable receiver designed for atmospheric and astrophysical observations in the mid infrared spectral region (7-28 µm).
Titius-Bode Law
Overview of the Titius-Bode Law.
University of Surrey - Department of Physics (Rese
University of Surrey abridged version of the book "Astrophysics" , with many links to relevant material on astronomy, astrophysics and cosmology.
WCRI WalkerScience
Examines several aspects of astrophysics including the big bang, origin of heavy elements and satellites, dark matter and dark energy.
You Be the Astrophysicist
Interactive site for learning about astronomy and astrophysics.