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Astrophysics
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The Astrophysical Journal
Devoted to recent developments, discoveries, and theories in astronomy and astrophysics.
http://www.journals.uchicago.edu/ApJ/

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.
http://www.geocities.com/isoptera.geo/index.html

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.
http://www.electric-universe.de/

Hands-On Astrophysics
Offers educational products that help students understand basic astronomy concepts.
http://hoa.aavso.org

Canadian Institute for Theoretical Astrophysics
Nationally supported research centre. Find out about current research, upcoming seminars and job opportunities.
http://www.cita.utoronto.ca

Famous Astrophysicists
Profiles several prominent astrophysicists.
http://www.famous-astrophysicists.com

WCRI WalkerScience
Examines several aspects of astrophysics including the big bang, origin of heavy elements and satellites, dark matter and dark energy.
http://users.rcn.com/wcri/wcri

Modified Newtonian Dynamics
Overview of a controversial theory which is not generally accepted by the astrophysical community.
http://members.rogers.com/mercy/

Physical Concepts
Explains astrophysical concepts such as relativity, quantum mechanics, gravity, black holes, dark matter, quasars, macrocosmos and microcosmos.
http://www.solnabrass.com/phycon/

Physics Topics - Teaching Notes
Teaching notes on celestial mechanics, classical mechanics, and stellar atmospheres.
http://orca.phys.uvic.ca/~tatum/

Fermilab Theoretical Astrophysics Group
Partially funded by a NASA Astrophysics Theory grant, find information about the group's past and future meetings.
http://www-astro-theory.fnal.gov

Network Generator
Generates astrophysical reaction rates online using an extended database.
http://www-astro.ulb.ac.be/Netgen/form.html

NASA Astrophysics Data System
Search system for abstracts in astrophysics, planetary sciences and solar physics.
http://adsabs.harvard.edu/

Astronomy and Astrophysics for all...
you can find every thing you want on this topic in this site...
http://www.geocities.com/astrosci4u/

The Structure, Stability, and Dynamics of Self-Gravitating Systems
An interactive Astrophysics textbook from Louisiana State University.
http://www.phys.lsu.edu/astro/H_Book.current/H_Book.shtml

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.
http://splorg.org/lectures/dyson.html

Astrophysics and Astronomy
Introductory essays on astrophysics and astronomy.
http://www.hpwt.de/Astroe.htm

Space Physics Textbook
A free online textbook on space physics.
http://www.oulu.fi/~spaceweb/textbook/

Temporal Annex
Information mostly on the fourth dimension and theoretical physics.
http://temporal_science.tripod.com/

On the Formation of Planetary Rings
Paper presented in 1996 by L. A. Molnar and D. E. Dunn.
http://www-astro.physics.uiowa.edu/~lam/research/rings/

Physics 208 - Introduction to Astrophysics
Course offered via The Electronic University, an educational outreach server at the University of Oregon.
http://zebu.uoregon.edu/~imamura/astro.208.html

University of Surrey - Department of Physics (Research)
University of Surrey abridged version of the book "Astrophysics" , with many links to relevant material on astronomy, astrophysics and cosmology.
http://www.ph.surrey.ac.uk/astrophysics/index.html

Solar System - Celestial Mechanics
Presents ideas about the rotation of the sun and planets.
http://www.surf2000.de/user/f-heeke/index.html

Astrophysics
E-Print archive since April of 1992.
http://www.arxiv.org/archive/astro-ph

Nuclear Astrophysics Data
An area for providing nuclear data for astrophysics calculations, such as nucleosynthesis, stellar evolution, the Big Bang, and super-nova dynamics.
http://t2.lanl.gov/data/astro/astro.html

Above the Skies, An Exploration into Our Universe Through Animated Spectroscopy
A description at the layman level about the applications of spectroscopy in the investigation of the Solar System, with interactive diagrams
http://hea-www.harvard.edu/~efortin/thesis/html/index.shtml

Interdisciplinary Astrophysics Group

http://altamira.asu.cas.cz/

Dyson Sphere
A list of frequently asked questions with answers.
http://www.nada.kth.se/~asa/dysonFAQ.html

You Be the Astrophysicist
Interactive site for learning about astronomy and astrophysics.
http://imagine.gsfc.nasa.gov/YBA/yba-intro.html

Hyperspace
Site devoted to hyperspatial theories.
http://artling.tripod.com

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).
http://cfa-www.harvard.edu/newtop/saohome.html

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.
http://solarphysics.livingreviews.org

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.
http://home.wanadoo.nl/ronald.koster/olber.html

Astrophysical Data
A nice beginners collection of constants and other data, assorted in one page... Beginner level, with links to more advanced sites.
http://www.astro.uni-bonn.de/~jbraun/w3_apd.html

Grand Challenge Problems in Computational Astrophysics
Research session at the nstitute for Pure and Applied Mathematics (IPAM), Los Angeles, CA, USA; 7 March -- 10 June 2005.
http://www.ipam.ucla.edu/programs/pca2005/

The Titius-Bode Number Sequence Deciphered
An explanation of the Titius-Bode Law of planetary spacing.
http://users.telenet.be/TaoWeb/TitiusBode.htm

Titius-Bode Law
Overview of the Titius-Bode Law.
http://milan.milanovic.org/math/english/titius/titius.html

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.
http://simbad.u-strasbg.fr/Simbad

Red Shift by Photon Decay
Author explains how Hubble's red shift of starlight spectra results from photon decay, proportional to traveled distance.
http://members.chello.nl/~n.benschop



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