Spaceflight News— Spinlaunch (space.com) (HT McMally: businesswire.com)— SLS wet rehearsal modification (HT DeltaV: twitter.com/SciGuySpace) (spacenews.com) (spacenews.com) — April 2nd, lightning strikes (nasa.gov) — April 3rd, fan failures (nasa.gov) — April 4th, vent and check valves (nasa.gov) (nasa.gov)Short & Sweet— DARPA funds in-space manufacturing development (spacedaily.com)— Spaceport Camden: Back from the grave? (news4jax.com)— Warpspace comes to the U.S. (spacenews.com)— Astroscale preparing to restart demonstration (spacenews.com)Questions, comments, corrections— From the intro — Sentinel on Vega-C (spacenews.com) — Axiom’s arrival (spacenews.com)This Week in Spaceflight History— 12 Apr, 1985: the launch of STS-51-D with LEASAT-3 onboard (en.wikipedia.org) (hughesscgheritage.com) — Further reading: Bold They Rise, The Space Shuttle Early Years, 1972-1986, by David Hitt and Heather R. Smith (nebraskapress.unl.edu) — The successful deployment of LEASAT-4 (youtu.be) — Ox grabbing LEASAT-3 (same video, different timecode) (youtu.be) — Spinning LEASAT-3 before departure (same video) (youtu.be)— Next week (4/19 - 4/25) in 2013: it’s not just a steak sauce.