Cosmic shock: 2-km-wide asteroid to fly past Earth on Wednesday
This is one of the reasons why tracking this asteroid during its close approach-- using telescopes and especially ground-based radar -- is important, as observations such as these will enable an even better long-term assessment of the hazard presented by this asteroid.
A two-kilometre-wide "potentially hazardous" asteroid is set to pass by Earth on Wednesday, NASA said, Photo: Reuters