Indexes articles and citations from over 5300 international scientific journals...

The Apollo Image Atlas is a collection of photographic images of the moon taken during the Apollo Saturn missions (1961 - 1972)...

A fully automated electronic full-text archive and distribution server for research papers, both published material and preprints in the areas of physics and related disciplines, mathematics, nonlinear sciences, computational linguistics, and neuroscience...

More than 400 pages of information on the history of astronomy and related sciences, along with links to more than 8000 additional pages on these subjects...

Searchable full-text journals covering various years from the 1990s to the present...

Directory of websites for scholarly societies dealing with all aspects of astronomy...

Nine main maps of the universe, at various resolutions from one showing only the nearest start to the last one that displays the entire known universe...

Entries on physical entites as well as biographies of astronomers, up-to-date information on space missions and recent discoveries, and information on telescopes and observatories...

More than 6,000 entries on "topics including climatology, economic geology, geochemistry, oceanography, palaeontology, petrology, and volcanology" as well as "planetary science, remote sensing, statistics, and sequence stratigraphy, wind strength scales, material, temporal, and chronostratigraphic units, geologic, lunar, and Martian time scales...

More than 1,300 entries covering "all areas of science, from physics and astronomy to medicine and ecology, including key figures in the fields of mathematics and technology...

Contains more than 2000 entries which explain "the jargon used in space exploration, including such weird and wonderful terms as 'cherry picker' and 'burp firing'; it also provides detailed articles on key subjects, such as the Apollo project, and a comprehensive chronology of space missions...

Covers the field of astronomy and astrophysics with 2500 peer-reviewed articles...

Michael Farmer is the Subject Bibliographer for Geology, Mathematics, and Physics and Astronomy...

Coverage of core journals in all areas of science...

A collection of more than "20,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences...

Directory to high-quality web resources in the areas of the physical sciences, engineering, computing, geography, mathematics and environmental science...

Has large bibliographic databases with abstracts on astrophysics, geophysics, and astronomy...

This collection includes satellite images and videos related to Earth, the Solar System, and Stars and Galaxies...

Online version of a traditional collection of varied information...

Full text access to important definitional reference works in the Physical Sciences and Mathematics, published by the Oxford University Press...

Java applets for use in physics and astronomy from the University of Oregon's Department of Physics...

Searchable full-text journals covering various years from the 1990s to the present...

Has information on the history of physics and astronomy, cartoons, online reference sources, and a nice directory of university physics departments around the world...

A "gateway to authoritative selected science information provided by U...

A comprehensive science-specific web search engine...

A set of javascript-based tools for calculating times or sunrise and sunset, the phases of the moon, and various phenomena related to other planets...

Source of monthly, printable maps of the night sky, showing stars, planets, and major constellations visible in both the northern and southern hemispheres...

"From the history of space exploration to the future of "space business," this set offers a broad survey of the space sciences...

Links and images about astronomy, space, its exploration and exploitation...

The present time precisely as well as other time services and astronomical informatio...