Search system for abstracts in astrophysics, planetary sciences and solar physics.

Nationally supported research centre. Find out about current research, upcoming seminars and job opportunities.

Devoted to recent developments, discoveries, and theories in astronomy and astrophysics.

The astrophysics web site at the physics department of UCSB.

Prominent research institution in astrophysics.

Mullard Space Science Laboratory of the University College London. Research and postgraduate teaching in astrophysics, solar physics, plasma physics, climate physics, and detector physics.

A free online textbook on space physics.

Research projects: observations in the microwave, infrared, optical, X-ray and gamma ray energy bands, and observations of cosmic rays.

Collaboration between the Laboratory for High-Energy Astrophysics and the University of Maryland - Baltimore County.

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.

Research center in Denmark on the structure of space, galaxies, and stars.

Teaching notes on celestial mechanics, classical mechanics, and stellar atmospheres.

E-Print archive since April of 1992.

A wide-ranging program of research, including the Mullard Radio Astronomy Observatory, situated at Lord`s Bridge. Group members, research interests, publications, surveys and catalogues, other resources.

Institute of Astronomy. The research of the group focuses on active galaxies, clusters of galaxies, elliptical galaxies, and the X-ray background.

Generates astrophysical reaction rates online using an extended database.

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.

Accretion in astrophysics - active galactic nuclei, processes and dynamics.

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.

you can find every thing you want on this topic in this site...

An interactive Astrophysics textbook from Louisiana State University.