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 735→
SolPhoDeiTerVenJovSat
123
45678910
11121314151617
18192021222324
25262728
1 Cygnus 735 2 Cygnus 735 3 Cygnus 735 4 Cygnus 735 5 Cygnus 735 6 Cygnus 735 7 Cygnus 735 8 Cygnus 735 9 Cygnus 735 10 Cygnus 735 11 Cygnus 735 12 Cygnus 735 13 Cygnus 735 14 Cygnus 735 15 Cygnus 735 16 Cygnus 735 17 Cygnus 735 18 Cygnus 735 19 Cygnus 735 20 Cygnus 735 21 Cygnus 735 22 Cygnus 735 23 Cygnus 735 24 Cygnus 735 25 Cygnus 735 26 Cygnus 735 27 Cygnus 735 28 Cygnus 735 1 Delphinus 735 22 July 2994 23 July 2994 24 July 2994 25 July 2994 26 July 2994 27 July 2994 28 July 2994 29 July 2994 30 July 2994 31 July 2994 1 August 2994 2 August 2994 3 August 2994 4 August 2994 5 August 2994 6 August 2994 7 August 2994 8 August 2994 9 August 2994 10 August 2994 11 August 2994 12 August 2994 13 August 2994 14 August 2994 15 August 2994 16 August 2994 17 August 2994 18 August 2994 19 August 2994 20 August 2994
MS 344278 MS 344279 MS 344280 MS 344281 MS 344282 MS 344283 MS 344284 MS 344285 MS 344286 MS 344287 MS 344288 MS 344289 MS 344290 MS 344291 MS 344292 MS 344293 MS 344294 MS 344295 MS 344296 MS 344297 MS 344298 MS 344299 MS 344300 MS 344301 MS 344302 MS 344303 MS 344304 MS 344305 MS 344306 MD 353831 MD 353832 MD 353833 MD 353834 MD 353835 MD 353836 MD 353837 MD 353838 MD 353839 MD 353840 MD 353841 MD 353842 MD 353843 MD 353844 MD 353845 MD 353846 MD 353847 MD 353848 MD 353849 MD 353850 MD 353851 MD 353852 MD 353853 MD 353854 MD 353855 MD 353856 MD 353857 MD 353858 MD 353859 MD 353860