Tonight's the night. Those with telescopes and clear skies have the chance to watch a very speedy asteroid cross a large swath of the southern sky during evening hours across much of the western ...
It's not unusual to have small asteroids pass closer to the Earth than the moon's distance of 240,000 miles. Matter of fact, the house-sized 2011 UX255 buzzed only 96,000 miles from our planet last ...
NASA blasted the asteroid with microwaves from a radio telescope near Barstow, using the 230-foot-wide aluminum dish to receive signals bouncing off the asteroid. That data revealed its ridges, ...
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