Earth is welcoming a rather hefty visitor to the neighborhood Wednesday — an asteroid that hasn't swung by these parts in roughly 400 years. About as big as the Rock of Gibraltar, asteroid 2014 JO25 ...
Add Yahoo as a preferred source to see more of our stories on Google. Astronomers at the Catalina Sky Survey in Arizona discovered an asteroid in May 2014, as part of NASA's Near-Earth Object (NEO) ...
Diagram showing the orbit of 2014 KH39. Yellow shows the portion of its orbit above the plane of Earth's orbit (grey disk); blue is below the plane. When farthest, the asteroid travels beyond Mars ...
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