Some of the most important asteroid searches are done at exactly the time of night when satellite trails are hardest to avoid. That overlap is becoming a structural problem for planetary defense.
The asteroid Apophis will pass close to Earth in 2029 and will be visible without a telescope, revealing unique changes on ...
It’s the stuff of movies: an asteroid is on a collision course with Earth, and we have to do something to stop it—or die. Disturbingly this scenario is also the stuff of the actual universe.
A fast-moving 2026 FF6 will pass close to Earth, but if it poses no danger, why are scientists still tracking it so closely?
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