AO-10 Information about AO-10, including status updates on a periodic basis.
P3D Article by KA0SNL Discusses main design goal of making satellite operations less complex and less expensive for operator on the ground. Includes photographs.
Heavens Above Real-time satellite, ISS, and Space Shuttle orbital pass information, maps, star and charts.
SatSignal & WXtrack Satellite tracking and decoding software, including WXtrack, WXtrackGL, SatSignal, GeoSatSignal, and the HRPT Reader is available for download.
CelesTrak Keplerian elements for most satellites in low-earth orbit. Also includes historical archives dating back to 1980 and information about satellite tracking.
MSFC: Real-time Satellite Tracking Two-dimensional and three-dimensional applets showing the positions of over 700 satellites. Also includes a sighting guide and public-use images of the whereabouts of several popular satellites.
SatScape Windows tracking software; features include 3D maps and can track several hundred satellites simultaneously.
Amateur Radio Satellite Tracking 2003 Portal site listing a wide variety of information related to satellite tracking, including satellite list and news.
FODtrack Satellite Tracking Interface Construction tips to build a amateur radio satellite tracking dual-axis rotor controller using a PIC16F877 IC.
Project Oscar International amateur satellite organization - web site contains info about amateur satellites, operating information, status of individual satellites and an online tracking application.
Orbitron - Satellite Tracking System Shows positions of satellites at any given moment in real or simulated time. Free download (Cardware). [multi-language]
Safety Track Global Positioning System for law enforcement, private and commercial users to track vehicles. Complete information, plus a demo.
LogSat Advanced software, with features including antenna radiation maps for optimal satellite coverage.
G-Predict Free, real-time satellite tracking and orbit prediction software.