ISS just dumped old batteries weighing 2.9 ton into space and it’s heading to Earth

The International Space Station detached 2.9-ton pallet of 48 nickel-hydrogen batteries and it’s heading to Earth now. The array of discarded batteries was attached to a robotic arm that released it 265 miles above Earth’s surface and will spend around two to four years in the lower planet orbit before burning up in our atmosphere. […]