An engine may pertain-to a spacecraft.Logical formLearned from26 sentences. A descent may pertain-to a spacecraft.Logical formLearned from26 sentences. A bottom may pertain-to a spacecraft.Logical formLearned from25 sentences. A location may pertain-to a spacecraft.Logical formLearned from25 sentences. An altitude may pertain-to a spacecraft.Logical formLearned from25 sentences. Communication can be with a spacecraft.Logical formLearned from25 sentences. A spacecraft may be imaged.Logical formLearned from25 sentences. A spacecraft can be man-made.Logical formLearned from25 sentences. A spacecraft can be funded.Logical formLearned from25 sentences. A flyby may pertain-to a spacecraft.Logical formLearned from25 sentences. A station can be a spacecraft.Logical formLearned from25 sentences. A spacecraft may dock with a port of a module.Logical formLearned from24 sentences. Signals can be from a spacecraft.Logical formLearned from24 sentences. A spacecraft may be separated from a rocket.Logical formLearned from24 sentences. A spacecraft can be abandoned.Logical formLearned from24 sentences.