Space.com Watch Big Asteroid 2014 JO25 Tumble in New Radar Imagery | Video 12 May 2017 fborgosano Leave a comment Share: NASA used their 230-foot-wide (70 meter) Deep Space Network Antenna in Goldstone, California to capture imagery of the space rock on April 18, 2017. It made its nearest approach to Earth (1.1 million miles) on April 19. from Space.com bit.ly/2pC4WA4 Share: