A spacecraft may send.Logical formLearned from4 sentences. Information can be about a position of a spacecraft.Logical formLearned from4 sentences. A success may pertain-to a spacecraft.Logical formLearned from4 sentences. Discoveries may be made by spacecraft.Logical formLearned from4 sentences. A spacecraft may spend some months.Logical formLearned from4 sentences. A spacecraft may re-enter the atmosphere.Logical formLearned from4 sentences. Analysis of a (spacecraft radio signal) may yield bounds.Logical formLearned from4 sentences. A spacecraft may descend into orbits.Logical formLearned from4 sentences. A spacecraft may spend a year.Logical formLearned from4 sentences. A spacecraft may reach a planet on a month.Logical formLearned from4 sentences. A person may own an interstellar spacecraft.Logical formLearned from4 sentences. Images can be from spacecraft.Logical formLearned from4 sentences. A spacecraft may be controlled.Logical formLearned from4 sentences. A spacecraft can be in safe mode.Logical formLearned from4 sentences. Spacecraft may carry instruments.Logical formLearned from4 sentences.