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Satellites reflect sunlight, Earthshine, infrared and radio waves. A new NASA-led study shows that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from some ...

Today the globe is circled by thousands of active satellites—each prone to photobombing astronomers’ telescopes as an artificial star zipping across the night sky. Scientists working with ground-based ...

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One of the reasons astronomers like to put telescopes in space is that the “seeing” is better. With no turbulent atmosphere in the way the stars shine steadily, rather than twinkling as they do when ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its current age." When you purchase through links on our site, we may earn an ...

"Completing the Roman observatory brings us to a defining moment for the agency." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA's Nancy ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such 'monster stars' might have been the source of ancient supermassive black ...

It was one of humanity’s greater vanities that we ever questioned whether there are any planets in the universe beyond the eight in our little solar system. Our sun is a perfectly ordinary star, ...

This may be remembered as one of the more important physics images of this generation. Credit: Tomonori Totani, The University of Tokyo Physicists from Japan's University of Tokyo have published a new ...