Asteroid as big as Empire State Building is on its way ...
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Earth's first planetary defense
Earth is hit by asteroids all the time, but to avoid severe damages in the future NASA's Double Asteroid Redirection Test ...
A Japanese spacecraft flew by an asteroid and snapped a picture. It turned out to be a “contact binary”: two space rocks that ...
On Sunday, an aging Japanese spacecraft named Hayabusa2, which completed its initial sample-return objective more than half a ...
The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...
While no imminent asteroid threats have been found for Earth, Chinese scientists discussed two ways to deflect a space rock ...
Ninety percent of the world's population could glimpse asteroid Apophis during its once-in-a-millennium close approach to ...
Add Yahoo as a preferred source to see more of our stories on Google. People watch as El Niño-generated storm waves crash onto seaside houses at Mondos Beach, Calif., in 2016. (Mark Ralston/AFP via ...
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