April 2017
Mega-challenges for mega-constellations
... of the atmospheric cleansing effects in combination with frequent use. The operating altitudes now selected by most of the mega-constellations correspond to quasi-eternal orbital lifetimes. They are not fail-safe in the sense that satellites have...
April 2020
Satellite mega-constellations pose threat to ground-based astronomy
...the best option to avoid their impact on science, culture and the landscape. But, more realistically, if the mega-constellations are built, then reducing the reflectivity of the satellites by a significant factor may result in a helpful second option...
24 May 2019
SpaceX launches first 60 satellites of its Starlink mega-constellation
... orbit so that he can complete his internet-from-space mega constellation. All in all SpaceX plans to deploy nearly 12,000 satellites...not the only one with grand designs of launching mega-constellations into space in the near future. UK-based start-up...
01 September 2016
Mega-constellation deployment to be discussed at IAC 2016
Projection and Stability of the Orbital Debris Environment in the Light of Planned Mega-Constellation Deployments special plenary session will be held during the 2016 International Astronautical Congress, on Thursday, September 29, from 13:30 to ...
22 April 2020
SpaceX seeks permission to lower the orbit of all its first-gen Starlink satellites
... changes.” So far 362 satellites of Musk's planned mega-constellation have been deployed. In the documentation submitted in support.... Now, armed with knowledge of what time a mega-constellation will pass overhead, people are now flocking to their...
05 February 2020
Legal action could be used to stop Starlink ruining the night say astronomers
..., it can be viewed that for every square degree on the sky, one or more satellites from these new mega-constellations will fill it. “This will inevitably harm professional astronomical images,” the astronomers write. So far, only one...
