April 2018
Future Cubesat swarms pose significant communications challenges
... spacecraft collects space weather data cross-linked to each other via UHF band at a rate of 9.6 kbit/s. After the cross-link, a ...sensing missions. As the frequency increases from UHF to Ka-band, the potential for higher data rates also increases and ...
October 2016
The dwarf galaxy problem
..., we are using data taken on the Canada France Hawaii Telescope in four colour bands. Having multiple bands is useful as some galaxies are brighter in some bands than others. For example, spiral galaxies have a lot of young, blue stars...
June 2018
Cosmic communications and the anthropology of outer space
...Virginia, USA, in the hope of capturing non-local, narrow band signals that might indicate a message sent from a distant civilization... show frequencies (measured in hertz) over time. A narrow band signal takes up a small slice of frequency, implying a...
October 2025
Satellite technology - from operational challenges to strategic opportunities
... a constellation of 10 satellites plus two spares that will fly in LEO to test innovative signals across various frequency bands. Its goal is to advance satellite navigation concepts for resilient positioning and timing services. Launch of the first...
28 January 2016
Historic Intelsat Satellite Launch Successful
...generation satellites into transfer orbit. Intelsat, a US and Luxembourg-based company, is expecting revenue growth as the Epic Ku-band high-throughput satellites appeal to new markets for mobile broadband. Ariane 5, launched from Guiana Space Center...
March 2015
Sky links: from multi-satellite systems to nano-launchers
...example of such a project. Further technological development may make this approach viable in higher frequency ranges – S-band, X-band, etc. In order to provide data reception from commercial ERS, it’s necessary to establish a global network of multi...
