Terra Planet Earth on MSN
NASA flags an asteroid with a potential Earth-impact trajectory
NASA flags an asteroid, the odds shift, and better tracking usually turns worry into a clean miss. The system improves each ...
Morning Overview on MSN
NASA tracking bus-size asteroid now hurtling toward Earth
A bus-size asteroid is racing through space on a trajectory that will bring it close to Earth, and NASA is watching it with ...
While everyone was looking over Earth’s collective shoulder toward the asteroid that was potentially going to whiz past us the day before Election Day, an entirely different one came at us via our ...
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