Daqi-2 (DQ-2), also known as the Atmospheric Environment Monitoring Satellite/AEMS, is the second of follow-on series of Chinese satellites to the GF-5 series for high resolution atmospheric environment monitoring of greenhouse gases, such as atmospheric aerosol and carbon dioxide. April 17, 2026 at 04:10 UTC · Launch Successful Long March 4C — China Aerospace Science and Technology Corporation, to Sun-Synchronous Orbit Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China The world's 7262nd orbital launch attempt, and 89th of 2026. Data: Launch Library 2, The Space Devs. Image via The Space Devs.