Note: There are other series with the same name: Ad Astra
- Series: Ad Astra (German) Series Record # 54294
- Ad Astra (German)
- 1 Sabotage um Dyna-Carrier (1967) [SF] by H. G. Francis
- 2 In den Wüsten der Venus (1967) [SF] by Thomas R. P. Mielke [only as by T. R. P. Mielke]
- 3 Der Wasserkönig aus der Zentaschlucht (1967) [SF] by Rolf W. Liersch [only as by H. Zoller]
- 4 Der Gefangene vom Mare Titow (1967) [SF] by H. G. Francis
- 5
Die Hyänen des Alls (2007) [SF]
by
Jürgen Grasmück?Juergen Grasmueck[only as by J. A. Garrett]
- 6 Die gnadenlose Jagd (2007) [SF] by Thomas R. P. Mielke [only as by T. R. P. Mielke]
- 7 Der falsche Saturnmond (1968) [SF] by H. G. Francis
- 8 Kolonie über dem Abgrund (1968) [SF] by Rolf W. Liersch [only as by A. Zoller]
- 9 Das rote Auge der Hölle (1968) [SF] by H. G. Francis
- 10 Der Hilfeschrei aus dem Nichts (1968) [SF] by H. G. Francis
- 11 Terra soll sterben! (1968) [SF] by Thomas R. P. Mielke [only as by T. R. P. Mielke]
- 12 Die Geißel des Universums (1968) [SF] by H. G. Francis
- 13 Am Rande der Welten (1968) [SF] by Rolf W. Liersch [only as by A. Zoller]
- 14 Der Sprung zu den Sternen (1968) [SF] by H. G. Francis
- 15 Todesfalle HONKIE Alpha 3 (1968) [SF] by Rolf W. Liersch [only as by A. Zoller]
- 16 Im Reiche der Todesvögel (1968) [SF] by H. G. Francis
- 17 Die schwarzen Pyramiden von Gowan (1968) [SF] by Rolf W. Liersch [only as by A. Zoller]
- 18 Die Totengräber der Galaxis (1968) [SF] by H. G. Francis
- 19 Eiswelt soll brennen! (1968) [SF] by Thomas R. P. Mielke [only as by T. R. P. Mielke]
- 20 Gestrandet unter fremder Sonne (1968) [SF] by Rolf W. Liersch [only as by A. Zoller]
- 21 Todesfeuer über Alpha Centauri (1968) [SF] by H. G. Francis