Some stars and constellations are ever-present in the night sky; Polaris, for example, has served as a steady guiding light for millennia in the Northern Hemisphere. But if you look closely at the sky ...

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Astronomy advocacy groups are ringing alarm bells about two proposed satellite constellations, warning that they threaten to change the sky forever. According to the RAS, SpaceX’s proposed ...

A new report from the National Research Council, LAUNCHING SCIENCE: SCIENCE OPPORTUNITIES PROVIDED BY NASA’S CONSTELLATION PROGRAM, reviews science missions that would be uniquely suited to the new ...

Mega-constellations built by SpaceX, Amazon and other companies could carry thousands of sensors that could aid research into gamma rays, space weather and other subjects. By Lyndie Chiou Each night, ...

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are launched?" When you purchase through links on our site, we may earn an ...