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Astronomy
Format: Book Describes the scientific and cultural value of the sky Illustrates the environmental damage of excess light Explains the relationship between astronomy and space technology Introduction This book takes a close look at our relationship with the sky, the stars, light and darkness. In particular, it examines how light pollution has interfered with the...
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Source: ScienceNews https://www.sciencenews.org/article/satellite-mega-constellations-night-sky-stars-simulations “Mega-constellations” from those satellites will be visible to the naked eye, simulations suggest By Lisa Grossman Companies like SpaceX and Amazon have launched hundreds of satellites into low orbits since 2019, with plans to launch thousands more in the works — a trend that’s alarming astronomers. The goal of these satellite “mega-constellations” is...
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Sánchez de Miguel, A.; Bennie, J.; Rosenfeld, E.; Dzurjak, S.; Gaston, K.J. First Estimation of Global Trends in Nocturnal Power Emissions Reveals Acceleration of Light Pollution. Remote Sens. 2021, 13, 3311. https://doi.org/10.3390/rs13163311 Abstract The global spread of artificial light is eroding the natural night-time environment. The estimation of the pattern and rate of growth of light pollution on...
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Giuliana Rotola, Andrew Williams, ‘Regulatory Context of Conflicting Uses of Outer Space: Astronomy and Satellite Constellations’, (2021), 46, Air and Space Law, Issue 4, pp. 545-568, https://kluwerlawonline.com/journalarticle/Air+and+Space+Law/46.4/AILA2021031 Abstract The freedom of access to outer space has resulted in an exponential increase of objects located in Earth’s orbits. In the coming decade, up to 100,000 satellites...
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Astronomers are making some headway at the UN over the issue of how satellite megaconstellations are affecting the night skies for everyone. By me from #SATCON2 https://t.co/YdREfmTHNh— Alexandra Witze (@alexwitze) July 16, 2021 Source: Nature doi: https://doi.org/10.1038/d41586-021-01954-4 16 July 2021 Working with the United Nations, scientists hope to establish standards for satellite ‘megaconstellations’ and reduce disruption...
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Source: https://www.nsf.gov/news/special_reports/jasonreportconstellations/ The U.S. National Science Foundation commissioned a study by the independent science advisory group JASON to assess the impact of current and planned large satellite constellations on astronomical observations in 2020. The charge for JASON was to: Understand the types and numbers of spacecraft planned for launch in the next decade.Understand the current...
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JULY 01, 2021  SEASON 1 EPISODE 6 Listen to the podcast at https://www.buzzsprout.com/1775212/8794454 Show notes The human race is making another mess – this time it’s in orbit. Broadcaster Kim McAllister and space expert Dr Murray Collins discuss the issue of space junk with experts whose work is suffering and with the entrepreneurs who are trying to solve the problem. Andy...
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The new Great Pacific Garbage Patch – space, the final frontier of waste. The problem of junk in lower earth orbit and what we do about it. https://t.co/Wu8ICYV8ne— Vicky Allan (@vicky_allan) June 4, 2021 THE news that a piece of space junk collided with the robotic arm on the International Space Station, is an alarming reminder that...
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Viasat asks FCC to halt @SpaceX Starlink launches while it seeks court ruling – SpaceNews https://t.co/mWw8C7rVd3— SpaceNews (@SpaceNews_Inc) May 25, 2021 by Jason Rainbow — May 25, 2021 TAMPA, Fla. — Satellite operator Viasat is asking the FCC to stop SpaceX from launching more Starlink satellites as it heads to court to compel a thorough environmental review of...
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