Completar frases Universe_Gap FillVersión en línea Fill in the missing words. por Katja Golouh 1 rockets Neptune naked astronauts planet exists solar planets spacecrafts Uranus Universe galaxies telescopes Sun probes Astronomers observe stars life revolving silent objects cold Venus only Universe is everything that . There are many different floating in our . There are many , , falling stars , black holes and . In the middle of our system is the . There are eight planets around it . Our is called the Earth . It is the planet that has on it . Others are Mars , , Jupiter , Saturn , Mercury , and . Today people travel to space by , and shuttles . People who travel to Space are called . are people who our Universe . Today they use and . In the past they observed the sky with the eye . Our Universe is big , dark , and .
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