Nasa asteroids warning

Asteroids seem to have resumed their potentially disastrous near encounters with Earth. NASA keeps track of these objects by analysing data from observatories and telescopes like Pan-STARRS, the Catalina Sky Survey, and the NEOWISE telescope. The majority of this gear is securely planted on the ground, but a few bits are free to wander the skies. NASA established the Planetary Defense Interagency Group to keep an eye out for potential threats to Earth (NEO). The Small-Body database, the Jet Propulsion…