Original ResearchPublished 13 August 2026Testing a computed tomography imaging spectrometer for Earth observations on the HEIMDAL stratospheric balloon missionMads Juul Ahlebæk · Albertino Antonio Almeida Bach · Loui Collin-Enoch · Christian Cordes · Boas Hermansson · Christian Hald Jessen · Søren Peter Jørgensen · Tobias Jørgensen · Viktor Ulrich Kanstrup · Laurits Tværmose Nielsen · Jes Enok Steinmüller · Mads Svanborg Peters · Jonathan Merrison · René Lynge Eriksen · Christoffer Karoff · Mads Toudal FrandsenFrontiers in Remote Sensingdoi 10.3389/frsen.2026.1843759