(février 1974)
- Script
- Greg (credited)
- Pencils
- Eddy Paape
- Inks
- Eddy Paape
- Colors
- ?
- Letters
- ?
- Genre
- science-fiction (science fiction); aventure (adventure)
- Characters
- Luc Orient
- Reprints
- from Le journal de Tintin (Le Lombard, 1946 series) #13/1970 (mars 1970), #33/1970 (août 1970)
- in Luc Orient (Uitgeverij Helmond, 1969 series) #6 - Het geheim van de 7 stralen
- in Luc Orient (Bastei Verlag, 1983 series) #6 - Todesstrahlen aus dem Kosmos
- in Luc Orient (Le Lombard, 1969 series) #6 - Het geheim van de 7 stralen (1974)
which is reprinted- in Zack (Koralle, 1972 series) #27/1974 (27. Juni 1974), #28/1974 (4. Juli 1974), #30/1974 (18. Juli 1974)
- in Luc Orient (Carlsen Comics [DE], 1992 series) #6 - Phantome des Lichts (Februar 1995)
- in Collana Avventura (La Gazzetta dello Sport, 2015 series) #36 - Luc Orient 3 - La Foresta d’ Acciaio ([31 Agosto 2016])
- in Luc Orient (Taurus Media, 2017 series) #2 ([maj] 2018)