According to NASA, the International Space Station makes one complete revolution around Earth every 90 minutes. It does this by moving at five miles per second, or 17,000 mph. That's so fast that the ...
An asteroid recently made the second closest pass to Earth ever observed on October 1st. And astronomers only found it after it had already completed its closest approach. That offers another lesson ...
It may look pretty, but the satellites are still causing concern for astronomers.The Latest Tech News, Delivered to Your Inbox ...
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