Photo credit: International Gemini Observatory/NOIRLab/NSF/AURA/M. RodriguezEight separate records from Chinese, Japanese, and Arabic observers place a new star in Cassiopeia between August 4-6, 1181. It stayed visible for 185 days, long enough for court astronomers to log it during the Genpei War in Japan and the reign of Henry II in England. One of only […]
Con Hathy printed a stubby PETG rocket named Spark, loaded an Estes B4, and sent it up a launch rod. Jolly Logic Altimeter 2 data put the flight at 81 feet, 48 mph, and 6.4 G. He then wanted the same motor to do more work by firing it from a closed tube, the same […]
A crucial part of the U.S. operation against Iran has been the Royal Air Force station in Suffolk, England, where the Air Force operates one of its key in-air refueling stations. Charlie D’Agata reports. A look at the U.S. military's gas stations of the sky #military039s #gas #stations #sky