The Earth at Night – How Bad Is Light Pollution Where You Live?
Light Pollution is the bane of astronomers everywhere. We’ve been complaining about it for decades and for the most part, get ignored for our efforts. Some…
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Van Allen Probes Discover Natural Particle Accelerator
Using data from a NASA satellite, scientists have discovered a massive particle accelerator in the heart of one of the harshest regions of near-Earth space, a…
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NASA Releases Images of Earth Taken by Cassini and MESSENGER
Color and black-and-white images of Earth taken by two NASA interplanetary spacecraft on July 19 show our planet and its moon as bright beacons from millions…
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Photographing Our World From 400 Km High
ESA astronaut Luca Parmitano is spending six months on the International Space Station conducting experiments and keeping the orbital outpost running with five colleague astronauts. In…
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Thawing Arctic Permafrost Could Lead to Climate Change Tipping Point
Flying low and slow above the pristine terrain of Alaska’s North Slope research scientist Charles Miller of NASA’s Jet Propulsion Laboratory surveys the white expanse of…
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Noctilucent Clouds Start Appearing Early This Year
Every summer, something strange and wonderful happens high above the north pole. Ice crystals begin to cling to the smoky remains of meteors, forming electric-blue clouds…
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The Growing Threat of Space Debris
The continuing growth in space debris poses an increasing threat to economically vital orbital regions. Next week, hundreds of top experts from across the globe will…
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Solar Activity Produces Stunning Aurora
This beautiful aurora illuminates the sky over the snow-clad landscape near Tromsø, Norway. Bright aurora illuminating the sky over Norway (near Tromsø) on 17 February 2013.…
Read the articleOzone – a Poisonous Gas That’s Necessary for Life
Ozone stinks. People who breathe it gag as their lungs burn. The EPA classifies ground-level ozone as air pollution. Yet without it, life on Earth would…
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Astronomers (And Everyone Else) Are Losing the Night
Starry skies are a vanishing treasure because light pollution is washing away our view of the cosmos. It not only threatens astronomy, it disrupts wildlife, and…
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