Enlarge / The Rocket Report is published weekly. (credit: Arianespace) Welcome to Edition 1.45 of the Rocket Report! This week, half of our stories concern the biggest rockets on the planet, from Blue Origin engine tests at Marshall Space Flight Center to NASA's efforts to accelerate development of the Space Launch System. As always, we welcome reader submissions, and if you don't want to miss an issue, please subscribe using the box below (the form will not appear on AMP-enabled versions of the site).