UFO or TR-3B Over Paris, Video The tactical reconnaissance TR-3B's (code-named Astra) first operational flight was in the early 90s. The triangular shaped nuclear powered aerospace platform was developed under the Top Secret, Aurora Program with SDI and black budget monies. At least 3 of the billion dollar plus TR-3Bs were flying by 1994.
Black Triangle UFOs, TR-3B Aurora And Astra Black triangles are a class of unidentified flying objects, or UFOs, with certain common features which have reportedly been observed during the 20th and 21st centuries. Media reports of black triangles originally came from the United States and United Kingdom.