The stars, planets and Milky Way we see at night are part of a wilderness shared across the globe and across centuries. But does BlueWalker 3 herald a night sky polluted with bright satellites?
Articles on Night sky
Displaying 21 - 32 of 32 articles
Megaconstellations of satellites will visually clutter the night sky, disrupting astronomical research. And the environmental damage caused by these satellites is still unknown.
A new 3D film follows two children as they discover the astrophysical story of the universe and Yamaji stories of the sky and land. Making it was an extraordinary cross-cultural experience.
As thousands of new satellites enter Low Earth Orbit, it’s important to consider their potential impact, including possible environmental damage in addition to hindering the work of astronomers.
Fireflies’ summer evening light shows are a delight for humans, but for the insects they are a crucial mating ritual – and human-caused light pollution is a buzz kill.
Cape astronomers were responsible for, among other things, the first measurement of the distance to a star; the first photographic sky survey and the accurate measurement of the distance to the sun.
Dark skies have value. They are a profoundly wonderful yet highly threatened natural asset.
Towns and cities create an orange glow on the horizon at night. It’s so widespread that it even disturbs sea creatures.
Dark sky sites can inspire new generations of stargazers, but a better long-term solution would be connecting people with the night sky where they live.
A bright comet visible in December provides an excellent viewing opportunity for night sky lovers – even potentially with the naked eye.
A bunch of uncommon things all happening at the same time mean this full moon will have some special attributes.
A guide to meteor showers – what to look out for and when.
Top contributors
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Professor (Astrophysics), University of Southern Queensland
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Senior Curator (Astronomy), Museums Victoria Research Institute; The University of Melbourne
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Associate Professor in Astronomy, Monash University
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Associate Professor, Astronomy, University of Regina
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Director of the Abrams Planetarium, Michigan State University
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Postdoctoral Research Associate in Entomology, Mcguire Center for Lepidoptera & Biodiversity, Florida Museum of Natural History, University of Florida
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Postdoctoral Researcher in Marine Biology, University of Plymouth
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ARC Future Fellow, Physics, University of Newcastle
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University Distinguished Professor of Astronomy, University of Arizona
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Professor of Biological Sciences, Florida International University
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John Curtin Distinguished Professor (Radio Astronomy), Curtin University
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Professor of Biology, Tufts University
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Lecturer in Astronomy, Nottingham Trent University
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Associate Professor of Astrophysics, University of Portsmouth
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Postdoctoral Research Associate in Bioengineering, Imperial College London