Doombeard:
some good info here on industry standard methods, brands, and tech
Exclusive: Interstellar's Reliance on 3D Printing May Have Won New Deal Studios an Oscar for Best Visual Effects - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
Interstellar won the BAFTA and Oscar this year for its VFX work.
Used to work there once upon a time.