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Satellites
This briefing summarizes the current state of knowledge about how the widespread and growing use of artificial light at night interacts with six key topics: the night sky (Section 1); wildlife and ecology (Section 2); human health (Section 3); public safety (Section 4); energy security and climate change (Section 5); and social justice (Section 6)....
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Click on the blue time links below the video to jump straight to a talk. This FAS webinar is aimed at the interested amateur through to early-career post-doctorate researcher. It aims to bring together expert speakers to explain the challenges that are posed by large constellations of satellites to the use of LEO space, the...
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Source: https://spacenews.com/mounting-evidence-shows-need-for-starlink-gen-2-environmental-review-says-viasat/ by Jason Rainbow — May 2, 2022 TAMPA, Fla. — Evidence is mounting of a need to perform an environmental review before approving SpaceX’s plans to add nearly 30,000 satellites to its Starlink constellation, satellite broadband competitor Viasat told the FCC May 2.  SpaceX shouldn’t be allowed to greatly expand its Starlink network while light pollution...
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Sources : Who owns the night sky? https://www.darksky.org/who-owns-the-night-sky/ Megan Eaves https://drive.google.com/file/d/1ZELe7WT3m8sGG4-svrlRXdAPwfdy4lPx/view Excerpt: satcon2 community engagement working group: “The sky belongs to everyone. Space is a global commons. All people are impacted by changes in the sky. The sky is part of the environment. Ecosystems depend on the night sky and on each other.” Read more...
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Liu, L., Jia, P., Huang, Y. et al. Space industrialization. Environ Chem Lett (2022). https://doi.org/10.1007/s10311-022-01411-2 In this article the authors review the impacts of space debris on earth’s environment. https://link.springer.com/article/10.1007/s10311-022-01411-2
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Source: International Astronomical Union (IAU) The IAU, together with partner organisations, has submitted a new Working Paper to the United Nations Committee on the Peaceful Uses of Outer Space (COPUOS), seeking to protect dark and quiet skies from interference by human activities. The paper was accepted for discussion at the opening of the 59th session of the COPUOS...
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Source: https://physicstoday.scitation.org/do/10.1063/PT.6.2.20220209b/full/ In his 1965 book, Starlight Nights, amateur astronomer and renowned comet finder Leslie Peltier recalled looking down at Los Angeles from Mount Wilson Observatory and noting the city lights encroaching on the mountainside. He was also concerned about the reflection of sunlight off growing fields of space debris. He wrote, “I realize that I...
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Source: https://www.eso.org/public/announcements/ann22001/ 7 February 2022 An international collaboration involving ESO has submitted a new paper to the United Nations Committee on Peaceful Uses of Outer Space (COPUOS) seeking better protections for the Earth’s dark and quiet skies. The paper was accepted for discussion today at the ongoing session of the COPUOS Scientific and Technical Subcommittee,...
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