Ephemeris

Satellite Tool Kit (Popularity: )

Analytical engine to calculate data and display multiple 2-D maps to visualize various time-dependent information ...
Category: Science\Technology\Software for Engineering\Aerospace Engineering

Astro Portal - CalSKY (Popularity: )

The worldwide interactive online astronomical/space calendar and calculator - for friends of astronomy, as well ...
Category: Science\Astronomy\Calendars and Timekeeping

Espenak's Eclipse Home Page (Popularity: )

Maps and tables for 7,000 years of lunar & solar eclipses, eclipse photographs, and observing ...
Category: Science\Astronomy\Eclipses, Occultations and Transits\Eclipses

AGE - Analysis Software for Land, Sea, Air, and Space (Popularity: )

Products, user community, support, services, training, and events.
Category: Science\Astronomy\Amateur\Satellites

Kuiper Belt Objects (KBOs) (Popularity: )

Basic information on the Kuiper Belt from ORRERY: the solar system in action.
Category: Science\Astronomy\Solar System\Kuiper Belt

Asteroid Discovery Circumstances (Popularity: )

For each minor planet: Where and when found, and by whom.
Category: Science\Astronomy\History\Solar System

Bowditch Online (Popularity: )

Navigation course containing 38 chapters covering charts, radar, astronomy, and regulations. Glossary. Archives for the ...
Category: Science\Earth Sciences\Geomatics\Navigation

Orrery (Popularity: )

Review of the solar system simulator (by Spacetech) for RISC OS workstations.
Category: Science\Astronomy\Software

AstroEvents (Popularity: )

Listing of celestial events good for viewing including planetary, lunar, eclipses, and meteor showers.
Category: Science\Astronomy\Amateur\Sky Calendars

Dream Weaver (Popularity: )

A dream dictionary with advice on interpreting your own dreams. Sample entry: "...Dreaming about teeth ...
Category: Science\Social Sciences\Psychology\Dreams

Solar System Dynamics (Popularity: )

Provides detailed information related to known bodies in orbit around the Sun. Ephemerides, physical parameters, ...
Category: Science\Astronomy\Solar System

SkyWatch - Your Astronomical Alarm Clock (Popularity: )

Sends its subscribers a daily email on astronomical events such as satellite passes and meteor ...
Category: Science\Astronomy\Amateur\Sky Calendars

JUPOS - Database for Object Positions on Jupiter (Popularity: )

Project aimed to collect precise positions of jovian cloud features, to analize them in drift ...
Category: Science\Astronomy\Amateur\Solar System Observing

SkyWatch Astronomical Wake Up Service (Popularity: )

Sends its subscribers a daily email on astronomical events such as satellite passes and meteor ...
Category: Science\Astronomy\News and Media

Integral Systems (Nasdaq:ISYS) (Popularity: )

Provides system solutions for satellite command and control, payload data processing, simulation, satellite integration and ...
Category: Science\Aeronautics and Aerospace\Commercial Design, Testing, and Production

Small-Body Orbital Elements (Popularity: )

Provides access to orbital elements for numbered asteroids, unnumbered asteroids, and comets with element tables ...
Category: Science\Astronomy\Amateur\Solar System Observing

JPL's HORIZONS System (Popularity: )

Provides access to key solar system data and flexible production of highly accurate ephemerides for ...
Category: Science\Technology\Space\NASA

JPL Solar System Dynamics (Popularity: )

Provides detailed information related to known bodies in orbit around the sun. Ephemerides, physical parameters, ...
Category: Science\Technology\Space\NASA

Small-Body Orbital Elements (Popularity: )

Provides access to orbital elements for numbered asteroids, unnumbered asteroids, and comets with element tables ...
Category: Science\Astronomy\Amateur\Solar System Observing