A skyscraper-size, "potentially hazardous" asteroid is set to make a close approach to Earth this week — and you can see it zoom past for yourself, either by using a backyard telescope or via a free ...
The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark Energy Camera at it, highlighting the potential dangers of unseen asteroids.
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