X-Nico

unusual facts about Pole star



FT PGB

Since the Pinyin abbreviation TG is already taken by Boötes (Tian Ge) series PGB, Pole star (Tian Gang) series PGB is named as TD series instead.


see also

ATS-6

This highly advanced (for the time) pointing subsystem used earth and sun sensors, a star tracker pointed to the pole star, Polaris, and three inertial sensors.

William Fairfield Warren

Warren noted how Homer, Virgil and Hesiod all placed Atlas or his world pillar at the "ends of the earth", meaning in his view the far northern arctic regions, while Euripides related Atlas to the Pole Star.