April 2020
Satellite mega-constellations pose threat to ground-based astronomy
... the Earth in eight shells with different altitudes and inclinations. Each dot represents one satellite. Constellations Satellite constellations are groups of spacecraft of the same design, distributed among a series of orbits in order to cover the...
November 2018
Purpose, promise and power – video from space
... included images of moving aeroplanes at Dubai airport. In preparation for its new VHR Video satellite constellation, colour video from space at a native 1 m pixel resolution (up to 60 cm with super-resolution processing) and at up to 30 frames...
August 2020
Battle for the night sky - from telescopes to ad-breaks
...does not yet understand the impact of these satellite constellations, but recognises that they may threaten both ...radio astronomy from aggregate radio signals emitted from the satellite constellations, stating that “recent advances in radio astronomy,...
August 2018
Earth observation game-changer
... these insights are needed to make crucial and timely decisions. Monitoring for changes on Earth’s surface, a SAR satellite constellation will enable data users to detect and react to flooding and other natural catastrophes, avoid icebergs at sea...
04 June 2020
Mega constellations and their impact on astronomy
...will be needed in order to complete the same type of observation. Even radio observatories will not go unaffected as satellite constellations beam internet connectivity to the remote corners of Earth via radio frequencies that are very close to those...
March 2015
A boom and a (possible) bust in small spacecraft production
...thereby reducing production times and cost of the beginning of active operations for a satellite constellation (when compared to large spacecraft constellations). Big companies miss out? Another reason the small spacecraft market is attractive to new...
