Spacecraft Design, Testing and Performance

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Security


Since the end of the Cold War there has been a world-wide shift in the overall security situation. The consequences of globalisation, international terrorism, the demand for energy and raw materials, ...
http://www.dlr.de/rd/en/desktopdefault.aspx/tabid-8201/14054_read-35657/
Related Topics: Spacecraft Design, Testing and Performance System Analysis Lunar and Planetary Science and Exploration

EOC obtains a “world receiver”


EOC staff recently braved winter weather to install a new antenna on the roof of their building. It has a 7.3 meter diameter antenna reflector and can receive data from earth observation satellites at...
http://www.dlr.de/caf/en/desktopdefault.aspx/tabid-8297/14218_read-35989/
Related Topics: Spacecraft Design, Testing and Performance Lasers and Masers

GeReLEO


Low-Earth-orbit (LEO) satellites require both data links for telemetry, tracking and command (TT&C) and for download of mission data (e.g., Earth observation). A single ground station can maintain a c...
http://www.dlr.de/kn/en/desktopdefault.aspx/tabid-4306/6938_read-19784/
Related Topics: Communications and Radar Spacecraft Design, Testing and Performance Electronics and Electrical Engineering

SolACES – An Auto-Calibrating EUV / UV Spectrophotometer on the International Space Station (ISS)


The goal of SolACES (Solar Auto-Calibrating EUV/UV Spectrophotometers) is to measure the spectral EUV fluxes of the Sun with an absolute radiometric accuracy of better than ten per cent. To this end, ...
http://www.dlr.de/rd/en/desktopdefault.aspx/tabid-2448/3635_read-5422/
Related Topics: Solar Physics Qualification Spacecraft Design, Testing and Performance Instrumentation and Photography Space Radiation Geophysics Meteorology and Climatology

Instantly, thanks to lasers


On 28 November 2014 for the first time satellite images could be transferred in a very few seconds with the help of laser beams from an earth observation satellite to a relay satellite, before being c...
http://www.dlr.de/caf/en/desktopdefault.aspx/tabid-5258/15811_read-41576/
Related Topics: Lasers and Masers Spacecraft Design, Testing and Performance
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