Adastra (from Latin ''ad astra'', "to the stars") may refer to:
* Adastra Films, a French film production company
*
Adastra Minerals
Adastra Minerals Inc (formerly America Mineral Fields Inc), was a London-based mining companyJohnson RHJ-6 Adastra, an American glider design
*Adastra, the ship in "
Proxima Centauri
Proxima Centauri is the nearest star to Earth after the Sun, located 4.25 light-years away in the southern constellation of Centaurus. This object was discovered in 1915 by Robert T. A. Innes, Robert Innes. It is a small, low-mass st ...
", a 1935 short story by Murray Leinster
*Adastra, a typeface designed in 1928 by Herbert Thannhaeuser of D. Stempel AG