3D-printed rocket engines powered by plastic waste

 Good News Notes: “Rocket launch startup  Skyrora, an Edinburgh-based company that’s developing a new launch vehicle for small satellites, has successfully tested its new rocket engines in their first stationary ground-firings, a huge step on the way toward developing their launch vehicle. Skyrora’s rocket engines are novel not only in their use of 3D printing,…

SpaceX launches double-duty satellite and doubles down on rocket reuse

Good News Notes: “Liftoff from Cape Canaveral Air Force Station in Florida came at 7:10 p.m. ET (4:10 p.m. PT) at the end of a trouble-free countdown. A little more than a half-hour after launch, the JCSAT-18/Kacific1 satellite was successfully deployed in geostationary transfer orbit.” “SpaceX has also developed procedures for recovering components of the…