2001 Mars Odyssey is a robotic spacecraft orbiting the planet Mars. The project was developed by NASA, and contracted out to Lockheed Martin. Its mission is to use spectrometers and…
Advanced Composition Explorer (ACE) is a NASA space exploration mission being conducted as part of the Explorer program to study matter in situ, comprising energetic particles from the solar wind,…
The Advanced Technology Solar Telescope (ATST) is a large domed solar telescope facility that is planned to be built by the National Solar Observatory atop the Haleakala volcano on the Pacific island of Maui, Hawaii, USA. The site was selected for its…
Advanced Extremely High Frequency (AEHF) is a series of communications satellites operated by the United States Air Force Air Force Space Command. The spacecraft is used to relay secure communications…
ADM-Aeolus, or, in full, Atmospheric Dynamics Mission Aeolus, is an ESA satellite that is due for launch in 2014. ADM-Aeolus will be the first equipment capable of performing global wind-component-profile…
The Alpha Magnetic Spectrometer, also designated AMS-02, is a particle physics experiment module that is mounted on the International Space Station. It is designed to measure antimatter in cosmic rays…
Alphabus is the name given to a family of heavy geostationary communications satellites. Alphabus is developed by a joint venture between Thales Alenia Space and EADS Astrium Satellites in France,…
Alphasat is a European telecommunications satellite designed with the Alphabus platform. Inmarsat awarded a contract to EADS Astrium Satellites for a first use of the platform Alphabus. The satellite is…
Alphasat is a mobile communications service spacecraft in GEO of Inmarsat Plc. of London, UK, referred to as Inmarsat 1-XL. It uses the first next-generation European Alphabus platform and carries in addition…
The Angara rocket family is a family of space-launch vehicles being developed by the Moscow-based Khrunichev State Research and Production Space Center. (May 2013:) The rockets, which are to provide…
The Antares rocket, known in early development as Taurus II, is an expendable launch system being developed by Orbital Sciences Corporation. It is designed to launch payloads weighing up to…
Aqua (EOS PM-1) is a multi-national NASA scientific research satellite in orbit around the Earth, studying the precipitation, evaporation, and cycling of water. It is the second major component of…