alumina – Free The Sky

“Multiple tragedies of the commons” — satellite mega-constellations and the limits of Earth’s atmosphere

…there is little recognition that Earth’s orbit is a finite resource, the space and Earth environments are connected, and the actions of one actor can affect everyone. Until that changes, we risk multiple tragedies of the commons in space. From Scientific ReportsPublished 20 May 2021 Boley, A.C., Byers, M. Satellite mega-constellations create risks in LowContinue reading ““Multiple tragedies of the commons” — satellite mega-constellations and the limits of Earth’s atmosphere”

Aluminum oxide impacts: “All the satellites could crack open the ozone layer”

From Popular MechanicsJune 17, 2021By Caroline Delbert Excerpt:“We have 54 tonnes (60 tons) of meteoroid material coming in every day,” lead study author Aaron Boley told Space.com. “With the first generation of Starlink, we can expect about 2 tonnes (2.2 tons) of dead satellites reentering Earth’s atmosphere daily. But meteoroids are mostly rock, which isContinue reading “Aluminum oxide impacts: “All the satellites could crack open the ozone layer””