IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg)
Cygnus
The Swan
OriginAncient
AbbreviationCyg
GenitiveCygni
Pronunciation/ˈsɪɡnəs/ SIG-nəss genitive /ˈsɪɡnaɪ/ SIG-nye
SIG-nus
LocationNorthern Hemisphere
Primary StarDeneb (α Cyg)
Right Ascention 20h 41m Declination +45° 17'
Martian Solar Lag δ(🜨→♂) +0.595 h (35.7 min)
Cygnus, “The Swan” is connected with several myths. In one of the more popular ones, Cygnus is Zeus. To seduce Leda, wife of Tyndareus, king of Sparta, Zeus took the form of a swan. The offspring from this union were Polydeuces and Castor, who are represented by the constellation Gemini, and the beautiful Helen (Helen of Troy).
www.underthesky.com
Cygnus as depicted by Johann Bayer in his Uranometria (1624). Source image provided by www.RareMaps.com — Barry Lawrence Ruderman Antique Maps Inc. Via www.underthenightsky.com.
←Cygnus 964→
SolPhoDeiTerVenJovSat
123456
78910111213
14151617181920
21222324252627
28
1 Cygnus 964 2 Cygnus 964 3 Cygnus 964 4 Cygnus 964 5 Cygnus 964 6 Cygnus 964 7 Cygnus 964 8 Cygnus 964 9 Cygnus 964 10 Cygnus 964 11 Cygnus 964 12 Cygnus 964 13 Cygnus 964 14 Cygnus 964 15 Cygnus 964 16 Cygnus 964 17 Cygnus 964 18 Cygnus 964 19 Cygnus 964 20 Cygnus 964 21 Cygnus 964 22 Cygnus 964 23 Cygnus 964 24 Cygnus 964 25 Cygnus 964 26 Cygnus 964 27 Cygnus 964 28 Cygnus 964 1 Delphinus 964 25 May 3425 26 May 3425 27 May 3425 28 May 3425 29 May 3425 30 May 3425 31 May 3425 1 June 3425 2 June 3425 3 June 3425 4 June 3425 5 June 3425 6 June 3425 7 June 3425 8 June 3425 9 June 3425 10 June 3425 11 June 3425 12 June 3425 13 June 3425 14 June 3425 15 June 3425 16 June 3425 17 June 3425 18 June 3425 19 June 3425 20 June 3425 21 June 3425 22 June 3425 23 June 3425
MS 497386 MS 497387 MS 497388 MS 497389 MS 497390 MS 497391 MS 497392 MS 497393 MS 497394 MS 497395 MS 497396 MS 497397 MS 497398 MS 497399 MS 497400 MS 497401 MS 497402 MS 497403 MS 497404 MS 497405 MS 497406 MS 497407 MS 497408 MS 497409 MS 497410 MS 497411 MS 497412 MS 497413 MS 497414 MD 511192 MD 511193 MD 511194 MD 511195 MD 511196 MD 511197 MD 511198 MD 511199 MD 511200 MD 511201 MD 511202 MD 511203 MD 511204 MD 511205 MD 511206 MD 511207 MD 511208 MD 511209 MD 511210 MD 511211 MD 511212 MD 511213 MD 511214 MD 511215 MD 511216 MD 511217 MD 511218 MD 511219 MD 511220 MD 511221