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Space Debri
Boley, A.C., Byers, M. Satellite mega-constellations create risks in Low Earth Orbit, the atmosphere and on Earth. Sci Rep 11, 10642 (2021). https://doi.org/10.1038/s41598-021-89909-7 Abstract The rapid development of mega-constellations risks multiple tragedies of the commons, including tragedies to ground-based astronomy, Earth orbit, and Earth’s upper atmosphere. Moreover, the connections between the Earth and space environments are inadequately taken...
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Source: https://www.defenseone.com/technology/2021/05/nobody-wants-rules-space/173870/ As space becomes more crowded, there’s little hope for new international rules to make it safer. By Patrick Tucker, Technology Editor May 6th, 2021 Debris from a crashing Chinese rocket hurtling toward Earth and a Russian projectile-shooting spy satellite are the two examples of a big problem: too few rules governing how nations behave in space. Wednesday...
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What happened to the last Chinese rocket remains that fell from space? Loren Gush from the Verge reported in May 2020: An out-of-control Chinese rocket may have dumped debris in Africa after falling from space On Monday, a massive, out-of-control Chinese rocket fell out of the sky off the west coast of Africa, becoming one...
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Source: https://spacenews.com/china-is-developing-plans-for-a-13000-satellite-communications-megaconstellation/ by Andrew Jones — April 21, 2021 HELSINKI — China is to oversee the construction and operation of a national satellite internet megaconstellation through coordinating the country’s major space actors.  Recent comments by senior officials indicate that plans are moving ahead to alter earlier constellation plans by space sector state-owned enterprises and possibly make these part...
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Source: Breaking Defense https://breakingdefense.com/2021/04/asterx-2021-french-space-forces-reach-for-higher-orbit/ The French military is moving apace in keeping with Paris’s determination to, at a minimum, keep its rank as the third international space power in an increasingly large and competitive club of nations. By  MURIELLE DELAPORTE on April 09, 2021 PARIS: France led its first multinational military space exercise last month,...
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‘Red alerts’ of a potential disaster were sent to the companies By Joey Roulette  Apr 9, 2021 https://www.theverge.com/2021/4/9/22374262/oneweb-spacex-satellites-dodged-potential-collision-orbit-space-force Two satellites from the fast-growing constellations of OneWeb and SpaceX’s Starlink dodged a dangerously close approach with one another in orbit last weekend, representatives from the US Space Force and OneWeb said. It’s the first known collision avoidance event...
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KING 5 : Stephen Vilke’s cameras pointed at Puget Sound from Bainbridge Island captured debris from a SpaceX rocket shooting across the sky on March 25, 2021.
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M Kocifaj, F Kundracik, J C Barentine, S Bará, The proliferation of space objects is a rapidly increasing source of artificial night sky brightness, Monthly Notices of the Royal Astronomical Society: Letters, 2021;, slab030, https://doi.org/10.1093/mnrasl/slab030 Abstract The population of artificial satellites and space debris orbiting the Earth imposes non-negligible constraints on both space operations and ground-based optical...
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Source: Royal Astronomical Society https://ras.ac.uk/news-and-press/news/satellites-contribute-significant-light-pollution-night-skies by Robert Massey on Mon, 29/03/2021 Scientists reported new research results today suggesting that artificial objects in orbit around the Earth are brightening night skies on our planet significantly more than previously understood. The research, accepted for publication in Monthly Notices of the Royal Astronomical Society: Letters, finds that the number of objects orbiting...
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Source https://www.satellitetoday.com/broadband/2021/01/04/viasat-requests-fcc-look-into-environmental-impact-of-spacexs-starlink-constellation/ By Rachel Jewett | January 4, 2021 Viasat has taken issue with SpaceX’s request to lower the orbital altitude of its Starlink satellite constellation, and requested the FCC to prepare an environmental impact statement on Starlink.  In an FCC filing on Dec. 22, Viasat outlined its environmental concerns with Starlink and with SpaceX’s request to relocate the satellites to...
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