Asteroid Apophis will visit Earth in 2029. Why do scientists want NASA to send a probe there first?
NASA's Small Bodies Assessment Group wants the agency to send spacecraft to visit the asteroid Apophis before it makes a close approach to Earth in 2029.
TroibNews 
NASA's Small Bodies Assessment Group wants the agency to send spacecraft to visit the asteroid Apophis before it makes a close approach to Earth in 2029.
Discover more Science and Technology news updates in TROIB Sci-Tech
