Yes, "galaxy" and "gravity" are space words that start with the letter "g."
Galaxy. "Galaxy" is spelled g-a-l-a-x-y.
· galaxy · gamma rays · gravitation · gravity
Some words that start with G and end with Y are:gabbygalaxygalleygaudygaygenealogygentlygeographygeologygeometryghastlyghostlygigglygiddygingerlyglorygoodygoofygorygraduallygravellygravelygravitygravygraygreedygullygummyguppyGuy
galaxy
Some words related to space science that start with A:Apollo Missionsastronautsastronomyasteroidsatmosphereadventureamazing photosArmstrong, Neil
astronomy
Glade.
· International space station
goal
gniazdo
giddyup