NEO Asteroid Close Approaches June 2015 Click ImageNEO Asteroid Close Approaches June 2015c2015 Dirk Ross, Tokyo ALERT- Increased Meteor Activity! Expect some large fireballs this month and especially large ones 3-5 days before and following there passing of the FIVE small mountain-sized NEO asteroids that will safely pass this month. 380981 (2006 SU131), 417211 (2005 XL80), (2008 KW2),