In a tense moment for space safety, two satellites--NASA's TIMED spacecraft and the defunct Russian Cosmos 2221--came alarmingly close to smashing into each other above Earth, prompting concerns about the risks of space debris.
In a tense moment for space safety, two satellites--NASA's TIMED spacecraft and the defunct Russian Cosmos 2221--came alarmingly close to smashing into each other above Earth, prompting concerns about the risks of space debris.
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