The series of space rock flybys begins at 10:29 UTC Sunday as asteroid 2013 US3, travelling at a respectable 7.69 km/s (27,646 kph) with a diameter of between 160-360 meters whizzes past us. For comparison, the Eiffel Tower measures 324 meters from ground to tip. Next up are asteroids 2018 GO4 and 2018 GY1, which are expected to scream past us at 12:34 and 18:20 UTC respectively. Asteroid 2018 GO4 measures approximately 30-68 meters (between three and six school buses in diameter) and has a brisk pace of 8.57 km/s. Meanwhile, 2018 GY1, on the other hand, won’t be hanging...