This week in SF history
-- 3 April 1973: Launch of Salyut 2 (https://en.wikipedia.org/wiki/Salyut_2)
-- Angara model with a TKS on top (JPG: b14643.de)
-- Excalibur Almaz wants (wanted?) to fly two more (HT Chris Radcliff: houstonpress.com)
Spaceflight news
-- Tiangong I deorbit update! (aerospace.org)
-- 49th largest spacecraft reentering uncontrolled (HT twitter.com/LauraForczyk: planet4589.org)
-- NOAA called an early end to SpaceX launch coverage (twitter.com/SciGuySpace)
-- Blue Origin switches upper stage of New Glenn. (spacenews.com)
Short & Sweet
-- James Webb Space Telescope now slated for May 2020 launch (nasa.gov)
-- FCC approves Starlink (geekwire.com)