Image: The NASA astronaut Chris Cassidy spent time on maintenance and upkeep in preparation for the arrival of additional crew members at the end of the month. Credit: NASA Thursday 7 January 2021 / Hour 4, Block B: Hotel Mars, episode n. Jeff Foust, @jeff_foust, Space News; in re: What’s to be done with the ISS under Biden? Note cracks in Zvezda. It’s to go till 2024. Older space station will need more repairs; what might replace it? Likely efforts to create commercial space stations.