@topic_space_level=c1 - Oxford Dictionary

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aerospacenoun
c1 🔊 🔊
alienadjective
c1 🔊 🔊
atmosphericadjective
c1 🔊 🔊
axisnoun
c1 🔊 🔊
Big Bangnoun
c1 🔊 🔊
black holenoun
c1 🔊 🔊
cometnoun
c1 🔊 🔊
constellationnoun
c1 🔊 🔊
cosmicadjective
c1 🔊 🔊
cosmonautnoun
c1 🔊 🔊
cosmosnoun
c1 🔊 🔊
eclipsenoun
c1 🔊 🔊
full moonnoun
c1 🔊 🔊
gravitynoun
c1 🔊 🔊
half-moonnoun
c1 🔊 🔊
lunaradjective
c1 🔊 🔊
Mercurynoun
c1 🔊 🔊
meteornoun
c1 🔊 🔊
meteoritenoun
c1 🔊 🔊
Milky Waynoun
c1 🔊 🔊
missionnoun
c1 🔊 🔊
NASAabbreviation
c1 🔊 🔊
Neptunenoun
c1 🔊 🔊
new moonnoun
c1 🔊 🔊
ozone layernoun
c1 🔊 🔊
Plutonoun
c1 🔊 🔊
rayverb
c1 🔊 🔊
rotationnoun
c1 🔊 🔊
Saturnnoun
c1 🔊 🔊
space shuttlenoun
c1 🔊 🔊
UFOnoun
c1 🔊 🔊
Uranusnoun
c1 🔊 🔊
weightlessadjective
c1 🔊 🔊
weightlessnessnoun
c1 🔊 🔊
zodiacnoun
c1 🔊 🔊