Weather issues delayed the launches for the Minotaur IV Lite, carrying DARPA’s HTV-2 hypersonic test vehicle, and USAF’s X-37B orbital test vehicle. The Minotaur launch from Vandenberg AFB, Calif., was set for April 20 but late Monday officials decided to delay a day, possibly two, because of poor weather conditions, reports the Lompoc Record. Similarly poor weather forced delays in the space shuttle landing (Discovery landed April 20), so officials postponed the inaugural X-37B launch, now set for April 22, per United Launch Alliance’s launch schedule.
The use of a military counter-drone laser on the southwest border this week—which prompted the Federal Aviation Administration to abruptly close the airspace over El Paso, Texas—will be a “case study” on the complex web of authorities needed to employ such weapons near civilian areas and the consequences of agencies…

