5. Lessons Learned

Papers

1. Spacecraft status and progress for gaia, the next esa science cornerstone mission

2. Lessons Learnt of the Herschel / Planck Programme

3. High Temperature and Irradiance technologies for BepiColombo and Solar Orbiter missions

4. A challenge for Industry: Space Science Payloads Example: the XXM Newton Mission

. Round Table on How to cope with technical challenges for future space astronomy missions: industry, the scientific community and space agencies (moderated by Dr. Timo Stuffler)