A spacecraft may begin missions.Logical formLearned from4 sentences. (Science data) can be from an (odyssey spacecraft).Logical formLearned from4 sentences. A spacecraft may be observed.Logical formLearned from4 sentences. A spacecraft may orbit a planet.Logical formLearned from4 sentences. A spacecraft may have some subsystems.Logical formLearned from4 sentences. A spacecraft may determine an orientation.Logical formLearned from4 sentences. A spacecraft may be separated from a stage.Logical formLearned from4 sentences. A gamma may pertain-to a spacecraft.Logical formLearned from4 sentences. Engineers may prepare a spacecraft.Logical formLearned from4 sentences. A spacecraft may turn an array.Logical formLearned from4 sentences. A picture may show a spacecraft.Logical formLearned from4 sentences. A spacecraft can be on a way to a planet.Logical formLearned from4 sentences. (Radio signals) can be from a spacecraft.Logical formLearned from4 sentences. A spacecraft may go to a planet.Logical formLearned from4 sentences. Planets may be send_backed by spacecraft.Logical formLearned from4 sentences.