IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg). Via Wikipedia.
Cancer
The Crab
OriginAncient
AbbreviationCnc
GenitiveCancri
Pronunciation/ˈkænsər/ genitive /ˈkæŋkraɪ/
CAN-ser
LocationNorthern Hemisphere
Primary StarTarf (β Cancri)
Right Ascention 8h 17m Declination +9° 11'
Martian Solar Lag δ(🜨→♂) +0.238h (14.3m)
When Hercules was fighting the Lernaean Hydra as the second of his Twelve Labors, Hera sent a huge crab to assist the Hydra by snapping at Hercules’ heels. Hercules crushed the crab and Hera placed it in the heavens as the constellation Cancer.
www.underthesky.com
Cancer as depicted by Johann Bayer in his Uranometria (1603). Source image provided by www.RareMaps.com — Barry Lawrence Ruderman Antique Maps Inc. Via www.underthenightsky.com.
←June 1601→
SunMonTueWedThurFriSat
12
3456789
10111213141516
17181920212223
24252627282930
1 June 1601 2 June 1601 3 June 1601 4 June 1601 5 June 1601 6 June 1601 7 June 1601 8 June 1601 9 June 1601 10 June 1601 11 June 1601 12 June 1601 13 June 1601 14 June 1601 15 June 1601 16 June 1601 17 June 1601 18 June 1601 19 June 1601 20 June 1601 21 June 1601 22 June 1601 23 June 1601 24 June 1601 25 June 1601 26 June 1601 27 June 1601 28 June 1601 29 June 1601 30 June 1601 1 July 1601
MD -155003 MD -155002 MD -155001 MD -155000 MD -154999 MD -154998 MD -154997 MD -154996 MD -154995 MD -154994 MD -154993 MD -154992 MD -154991 MD -154990 MD -154989 MD -154988 MD -154987 MD -154986 MD -154985 MD -154984 MD -154983 MD -154982 MD -154981 MD -154980 MD -154979 MD -154978 MD -154977 MD -154976 MD -154975 MD -154974 MD -154973