英文關鍵字
kapler
22b
planet
exoplanet
universe
habitable
zone
liquid
water
science
energy
creation
astronomy
astrophysics
star
space
nature
deep
vortex
life
light
year
interstellar
surface
speed
wormhole
motion
galaxy
technology
travel
background
power
fast
time
animation
dark
loop
bright
big
movement
cosmos
nebula
black
hole
flow
glowing
wirl
flying
shiny