Telescope - Device to observe stars, Astronomers - Study celestial objects, Atmosphere - Layer of gases, Aluminium - Lightweight metal, Communications - Exchange of information, Antennae - Signal receivers, Simulate - Imitate conditions, Weightlessness - Zero gravity state, Scheduled - Planned timing, Postponed - Delayed event,

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Tauler de classificació

Estil visual

Opcions

Canvia de fonament

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