Aerospace

Pilotless German air taxi flies for first time 
US plans to put nuclear-powered spacecraft in orbit by 2026 
World’s fastest passenger jet hits near-supersonic speeds
Einstein was right. Flying clocks around the world in opposite directions proved it.
NASA to help put first Japanese astronaut on the moon 
Perseverance rover kicks off new hunt for life on Mars 
Boeing’s Starliner is finally on its way to the ISS (Updated)
NASA is planning to bring back supersonic flight over land
Chinese rover makes surprise discovery about liquid water on Mars