Landing on an Asteroid: NASA OSIRIS-REx Successfully 'Rehearses' Bennu Landing

During the procedure, OSIRIS-REx made its closest ever approach to Bennu, coming within just 75 metres of the asteroid's surface.

from Top Tech News- News18.com
During the procedure, OSIRIS-REx made its closest ever approach to Bennu, coming within just 75 metres of the asteroid's surface.