The S-IV was the second stage of the Saturn I rocket used by NASA for early flights in the Apollo program.
The S-IV was the second stage of the Saturn I rocket used by NASA for early flights in the Apollo program.
The S-IV was manufactured by the Douglas Aircraft Company and later modified by them to the S-IVB, a similar but distinct stage used on the Saturn IB and Saturn V rockets.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).