Alphecca. Gemma. Alpha Coronae Borealis or simply Alpha Cor Bor. They’re all names for one star – the brightest star in the constellation Northern Crown.
Although some scientists claim stars can’t look green, many stargazers will swear that Zubeneschamali proves otherwise.
Two noticeable stars in the Little Dipper are said to guard the north celestial pole because they circle so close to Polaris.
Zubenelgenubi is an Arabic name that means this star was once seen as the Southern Claw of Scorpius the Scorpion.
The entire northern sky wheels around Polaris. Some assume it’s the brightest star in the sky. In fact, Polaris ranks only 50th in brightness.
The third star in the system, a red dwarf called Proxima Centauri, is thought to be about 4.22 light-years distant and is actually our sun’s closest neighbor.
Arcturus is cutting perpendicularly through the galactic disk at a tremendous rate of speed – some 150 kilometers per second.
Thuban was the Pole Star some 5,000 years ago, when the Egyptians were building the pyramids.
Spica is a binary star, with two stars larger and hotter than the sun, telescopically indistinguishable from a single point of light.
Mizar and its fainter companion star Alcor are located in the handle of the Big Dipper. They are one of the sky’s easiest-to-spot double stars.