The Second International Conference on Earth & Space：from Infrared to Terahertz (ESIT 2023) will be held in Shanghai, China, on September 22-25, 2023.

In order to promote the related researchers in millimeter wave infrared and terahertz science, space exploration frontiers, the latest achievements in communication technology and its application fields, the conference will be around the theme of "infrared millimeter wave and terahertz and space detection", summarizing and exchanging present situation and trend of infrared and millimeter affected terahertz physics, materials, devices and technology development,  problems and challenges in recent years, and discussing the infrared science and technology in the application and development of space science.

We extend sincere invitation and warm welcome to the scientific and technical workers in related disciplines gathered in Shanghai, to share and exchange new technology, new discovery, and to explore the new development, and to paint infrared millimeter wave and terahertz and space exploration innovation development blueprint, finally to promote the further development of infrared millimeter wave and terahertz and space exploration in our country.