Cassiopeia (pronounced kass ee oh pee’ uh) the Queen is one of the first constellations amateur astronomers come to recognize. That’s because its five brightest stars form an asterism that ...

The Greeks added a nearby additional fainter star to the five main stars, so that the six together outline Cassiopeia's Throne. At this time of the year, as Cassiopeia ascends the late evening sky ...

Constellation origin: Cassiopeia, the queen of Ethiopia, was very vain and bragged she was more beautiful than the Nereids, 50 sea nymphs fathered by the Titan Nereus. Poseidon was married to one ...

Sharpless 2–157 is rarely observed by amateur astronomers. It is sometimes called the Lobster Claw Nebula due to its ...

The Teapot: A teapot-shaped asterism within the constellation Sagittarius. The “W” of Cassiopeia: An easy-to-spot letter “W” within the constellation Cassiopeia. The Winter Triangle ...