Astronauts fixed a hole in the International Space Station (ISS). The ISS is a that scientists do scientific in. Last week, NASA told astronauts that the station was leaking air. Six astronauts looked for the . One astronaut found it and used a and quick of stopping the leak. He put his over the hole. Luckily, the hole was two millimeters . It was not an , but it did need fixing.
NASA said a piece of space may have hit the ISS, which travels at around 28,000 kph. A object can cause a lot of . Flight controllers in the USA and Russia worked with the to fix the hole. A cosmonaut used a "space kit" to do this. He used some "space tape" and a special . NASA said the ISS crew are safe. It said: "The crew are and safe with weeks of left in the International Space Station reserves."