Engineer Laurent Pambaguian talks with Future Tech Podcast about the future of 3D printing and how it can be used on Earth and other planets. Building larger and stronger structures for life on the moon in the near future.
Herschel's telescope mirror, made from novel ceramic material:

http://www.esa.int/Our_Activities/Space_Science/Herschel/The_largest_telescope_mirror_ever_put_into_space

http://www.esa.int/Our_Activities/Space_Science/Giant_Herschel_telescope_assembled

http://www.esa.int/Our_Activities/Space_Engineering_Technology/Small_French_firm_behind_Herschel_s_giant_mirror
Solar Orbiter:

https://www.esa.int/Our_Activities/Space_Science/Solar_Orbiter
Enbio:

https://www.esa.int/Our_Activities/Space_Engineering_Technology/Prehistoric_cave_pigment_to_shield_ESA_s_Solar_Orbiter

https://www.esa.int/spaceinimages/Images/2014/02/Black_coating_on_foil
3D printing for a lunar base:

https://www.esa.int/Our_Activities/Space_Engineering_Technology/Building_a_lunar_base_with_3D_printing

https://www.esa.int/Our_Activities/Space_Engineering_Technology/Shaping_the_Future/3D_printing_of_a_model_building_block_for_a_lunar_base_outer_shell
https://www.esa.int/aim

https://www.esa.int/Our_Activities/Operations/Space_Situational_Awareness

http://www.esa.int/About_Us/ESOC/ESA_selects_targets_for_asteroid-deflecting_mission_Don_Quijote

http://www.esa.int/Our_Activities/Space_Engineering_Technology/Asteroid_Impact_Mission/Europe-wide_team_bringing_ESA_s_asteroid_mission_nearer_to_life