Physics & Astronomy: Subject Guide: Online Sources

Online version of the International Encyclopedia of Heat and Mass Transfer. While the full encyclopedia is only available to paid subscribers, many of the articles are available for free.

Documentaries, talks, and other relevant astronomy videos from Films on Demand.

Documentaries, talks, and other relevant physics videos from Films on Demand.

Lectures (along with lecture notes, questions, and clips for the classroom) on various biological topics. The site plans to add 15-20 seminars new seminars a year.

Short science videos designed for use in the classroom; users can add quizzes, questions, and further resources, or use the ones TED-Ed has provided.

Data center dedicated to the collection and worldwide distribution of astronomical data and related information.

Provides basic data, cross-identifications, bibliography and measurements for astronomical objects outside the solar system.

Provides access to published astronomical catalogues and data tables available online, organized in a self-documented database.

Interactive software sky atlas allowing the user to visualize digitized astronomical images, superimpose entries from astronomical catalogues or databases, and interactively access related data and information from the Simbad database, the VizieR service and other archives for all known sources in the field.

Catalog of over 100 thousand stars observed by the European Space Agency's Hipparcos Satellite.

Sloan Digital Sky Survey's goal is to create a detailed map one quarter of the sky. Images from the Sloan Digital Sky Survey may be downloaded.

Catalog of 48 million stars, covering lower 86% of the sky, taken by observatories in Chile and Arizona.

Provides access to a number of astronomical data archives focusing on "optical, ultraviolet, and near-infrared parts of the spectrum." Organized by mission, catalog, and survey name.

Database of extragalactic objects including data, images and relevant bibliographic information. Each entry contains cross-identification of names, accurate positions and redshifts.