The ISS just turned 25, and NASA is getting ready for the end (video) 

 The ISS turned 25 years old on Dec. 6, and a new generation of space station is coming into view. By 2030, NASA wants commercial stations and a vehicle ready to deorbit the ISS. 

https://cdn.mos.cms.futurecdn.net/FrjEaaGDNne7wWaSVGswKk.jpg

https://www.space.com/international-space-station-25th-anniversary-nasa-planning-end