This week in SF history— December 20 1999, STS-103, Hubble Servicing Mission 3A (wikipedia.org)(nasa.gov) — Aft shroud latches damaged by high temperatures (spacetelescope.org)(nasa.gov) — Fine Guidance Sensor (FGS) (nasa.gov) — Solid State Recorder (PDF: nasa.gov)Spaceflight news— SpaceShipTwo (spacenews.com) (twitter.com) — Mark Stucky and C.J. Sturckow piloted the craft, and will get astronaut wings. (twitter.com/jackiewattles)— Soyuz hole investigated on spacewalk (space.com) (youtube.com) — Strela used to help climb down (wikipedia.org) — Kononenko performed similar spacewalk in 2008 (nasa.gov)Short & Sweet— Chang’e-4 enters lunar orbit. (spacenews.com)— RS-25 stand test aborted (twitter.com)— OneWeb cuts its constellation by a third. (spacenews.com)Questions, comments, corrections— Andrew Levine via email: OSIRIS-REx “entering orbit” around Bennu