36,922
edits
No edit summary |
No edit summary |
||
Line 2: | Line 2: | ||
Pegasus is a constellation in the northern sky, named after the winged horse Pegasus in Greek mythology. It was one of the 48 constellations listed by the 2nd-century astronomer Ptolemy, and remains one of the 88 modern constellations. | Pegasus is a constellation in the northern sky, named after the winged horse Pegasus in Greek mythology. It was one of the 48 constellations listed by the 2nd-century astronomer Ptolemy, and remains one of the 88 modern constellations. | ||
With an apparent magnitude varying between 2.37 and 2.45, the brightest star in Pegasus is the orange supergiant Epsilon Pegasi, also known as Enif, which marks the horse's muzzle. Alpha (Markab), Beta (Scheat), and Gamma(Algenib), together with Alpha Andromedae (Alpheratz or Sirrah) form the large asterism known as | With an apparent magnitude varying between 2.37 and 2.45, the brightest star in Pegasus is the orange supergiant Epsilon Pegasi, also known as Enif, which marks the horse's muzzle. Alpha ([[Markab]]), Beta ([[Scheat]]), and Gamma(Algenib), together with Alpha Andromedae (Alpheratz or Sirrah) form the large asterism known as [[The Great Square of Pegasus]]. Twelve star systems have been found to have exoplanets. | ||
Covering 1121 square degrees, Pegasus ranks 7th of the 88 constellations in size. Pegasus is bordered by Andromeda to the north and east, [[Lacerta]] to the north,[[Cygnus]] to the northwest, [[Vulpecula]], [[Delphinus]] and [[Equuleus]] to the west, [[Aquarius]] to the south and [[Pisces]] to the south and east. | Covering 1121 square degrees, Pegasus ranks 7th of the 88 constellations in size. Pegasus is bordered by Andromeda to the north and east, [[Lacerta]] to the north,[[Cygnus]] to the northwest, [[Vulpecula]], [[Delphinus]] and [[Equuleus]] to the west, [[Aquarius]] to the south and [[Pisces]] to the south and east. |