NASA has just sent a spacecraft into orbit that looks less like a traditional satellite and more like something from a 1950s movie set, a sleek disk that immediately invites the phrase “flying saucer.

Meet the VZ-9AV Avrocar: Is the alien spacecraft that crashed in Roswell, New Mexico, back in July 1947 now in the collection of the National Museum of the United States Air... Here’s What to Remember ...