Asteroid 2024JR1 and 2024JD made approaches to Earth last month.br br Asteroid 2024JR1br Closest approach: May 7, 2024br Distance: 295,580 km (183,664 mi)br Estimated Size: 8 - 17 m (26 - 55 ft)br br Asteroid 2024JDbr Closest approach: MAY 8, 2024br Distance: 275,837 km (171,397 mi)br Estimated Size: : 8 - 19 m (26 - 62 ft)br br Credit: Space.