English: The GUSTO mission is a high-altitude balloon mission by NASA that will carry this gondola and telescope to an altitude of 36 km in order to measure specific infrared emissions from the interstellar medium. Launch is scheduled for December 2021 from Antarctica.
The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2]