Spacecraft may enter orbit.Logical formLearned from4 sentences. Moons may have orbits.Logical formLearned from4 sentences. Shifts can be in orbit.Logical formLearned from4 sentences. An orbit may be confirmed.Logical formLearned from4 sentences. A signal may be spotcheck from orbit by odyssey.Logical formLearned from4 sentences. A series can be at a descending node of an orbit.Logical formLearned from4 sentences. A series can be at an ascending node of an orbit.Logical formLearned from4 sentences. Comets may follow orbits.Logical formLearned from4 sentences. An object can be in an orbit.Logical formLearned from4 sentences. A vehicle may reach orbit.Logical formLearned from4 sentences. Orbits may pertain-to gas.Logical formLearned from4 sentences. A ship may remain in orbit.Logical formLearned from4 sentences. (Air launch) can be to orbit.Logical formLearned from4 sentences. Orbits may be confirmed.Logical formLearned from4 sentences. An orbit can be short.Logical formLearned from4 sentences.