communications satellite
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Russian Space Junk Came Alarmingly Close to Smashing Into NASA Satellite
That was a really close one. Further analysis of a near-miss collision between two satellites in space revealed that they came even closer to one another than initially believed, raising more alarm over the growing danger of space debris. In late February, NASA’s TIMED spacecraft and the defunct Russian Cosmos 2221 nearly avoided crashing into…
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Enormous Satellite Discovered to Outshine All but the 7 Most Brightest Stars
Late last year, a communications satellite unfurled its giant wings, stretching out a 64-square-metre antenna array in low Earth orbit. Once fully deployed, BlueWalker 3 became one of the brightest objects in the night sky, outshined only by the Moon, Venus, Jupiter and seven stars, according to new research. Texas-based startup AST SpaceMobile launched its…
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Two Military Satellites Just Communicated With Each Other Using Space Lasers
Two satellites recently exchanged more than 200 gigabits of data over a distance of about 100 kilometres using laser communication in space. The achievement sets the stage for yet another satellite constellation.