Usually airplanes because the instruments are heavy. But yeah, that's the most common case. Hyperspectral sats are much rarer than aerial hyperspectral.
An interesting 30x30m satellite that recently launched and is giving back data last year is EnMAP https://www.enmap.org. Hooking that up to TESSERA is on our todo list as soon as we can get our mittens on the satellite data
avsm|5 months ago