spacewardadv.adj.
/ˈspeɪswəd/, U.S. /ˈspeɪswərd/ A. adv.
Towards or in the direction of space (space n.1 8).
ΚΠ
1872 Scribner's Monthly Mar. 624/2 If their voices do, perforce, go up, will they be lost in the clatter of machinery, or whirled spaceward by aërial propellers?
1939 Astounding Sci.-Fiction Oct. 86/2 Any moment the gale might tear her away and fling her headlong spaceward.
1969 Galaxy Mag. July 24/1 His angry denial was drowned in the whistling scream of a spice lighter hurling itself spaceward from the field outside Arrakeen.
2005 Laser Focus World (Nexis) Dec. 49 The FEL system was intended to beam enough power spaceward to boost the 5-kW power levels of communications satellites in geosynchronous orbit by almost an order of magnitude.
B. adj.
Directed towards space (space n.1 8).
ΚΠ
1941 C. D. Simak Masquerade in Astounding Sci.-Fiction Mar. 61/2 Let one of those spaceward beams sway as much as a fraction of a degree—Curt shuddered at the thought of a beam of terrific power smashing into a planet.
1967 Sci. News 91 576/2 It was the first spaceward flight produced by cooperation between the U.S. and another country.
1994 R. Silverberg Hot Sky at Midnight 64 Around the periphery of the shell's spaceward face was a deep layer of lunar slag held in place by centrifugal forces.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).
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adv.adj.1872