#004_2020-10-28
2020-10-28 本文已影响0人
米德大王
Of the millions who saw Haley’s comet in 1986, how many people will live long enough to see it return in the twenty-first century.
Jupiter
Mercury
Neptune
Saturn
Uranus
dwarf planet
meteor, meteoroid
Pluto
quasar
satellite
elliptic orbit
astronomy
aureole
celestial
cosmos
galaxy
stellar
lunar
meteorite
nebula
wormhole
