After the roughly 7.5-mile-wide (12 kilometers) asteroid struck off the coast of the Yucatán Peninsula in the Gulf of Mexico, ...
You might think only billion-dollar telescopes and professional observatories can contribute to cutting-edge space science.
A bus-size asteroid is racing through space on a trajectory that will bring it close to Earth, and NASA is watching it with the kind of precision that has turned near misses into routine science ...