NASA astronaut Christina Koch will remain on board at the ISS for nearly 11 months, setting a new record for women. Her colleague Scott Kelly has a record of 340 days. Another astronaut Andrew Morgan will also have an extended stay; will launch to the ISS this summer for 9 months. Koch will break the 288 days record for the longest single spaceflight by a woman. Retired astronaut Peggy Whitson is currently record holder.