Episode 341: Weaving a Webb

Spaceflight news— JWST finishes deployment steps! — Primary and Secondary mirror deployment (esmats.eu) — Aft Deployed Instrument Radiator (PDF HT MMC: ttu-ir.tdl.org) — Cross stitch (reddit.com/r/CrossStitch) — Current estimate is 20 years worth of propellant (HT DeltaV: twitter.com/cbs_spacenews)Short & Sweet— Paragon acquires spacesuit manufacturer (spaceref.com)— KSLV-2 failure is determined (spacenews.com)— China’s robotic arm performs test on orbit (space.com)Questions, comments, corrections— From the intro: an expensive model (shop.blueorigin.com)— Aaron Sawdey: Thermal power vs nuclear power (twitter.com/sawdey)— Bill Boabab via email: JWST Aft Momentum Flap — See also: no deployment cameras (nasa.gov) — The observation strategy actually limits saturation by making observations in opposite attitudes (jwst-docs.stsci.edu) — A not-incredibly related but often-cited paper is available (web.archive.org) — A JWST science advisor gave an if-I-remember-correctly on this very question (HT deltaV: twitter.com/markmccaughrean)This week in Spaceflight history— 16 Jan, 1965: Gemini Simulated Off-The-Pad Ejection test 12 failure (PDF: ntrs.nasa.gov) (astronautix.com)— Next week (1/18 - 1/24) in 1978: Remove the seats, life support systems, heat shield, parachute, but let’s keep the crew rating.