In this paper, we report the detection of the very-high-energy (VHE, 100{\rm\ GeV} < E < 100{\rm\ TeV} ) and ultra-high-energy (UHE, E > 100\rm\ TeV) \gamma-ray emissions from the direction of the young star-forming region W43, observed by the Large High Altitude Air Shower Observation (LHAASO). The extended... Show more