Uh-oh, the International Space Station is leaking again

NASA confirmed Thursday that the Russian segment of the International Space Station has begun leaking atmosphere into space again. It’s an old problem that NASA recently hoped was resolved. For more than half a decade, engineers from Roscosmos and NASA have been tracking the leak rate from a small Russian module attached to the space station that leads to a docking port. The source of these leaks, microscopic structural cracks, have been difficult to find and address. …