Observe cancer in the sky in real time in 3D. You will also be able to see the planets of the solar system, the Sun and the Moon. Navigate freely in the sky by clicking on the keys to move forward or backward in time. Discover its position and display the azimuth grid to find your way in the sky. The « screen » feature allows you to take a picture of the sky and download the image.

MARDI 7 JUILLET 2026 À 10:16 UTC+2

Observation of the Cancer constellation

Visualize in real time the position of the Cancer constellation in the sky.

General presentation

The constellation of Cancer is one of the most discrete zodiac constellations in the night sky. Located between Gemini and Leo, it is visible mainly in winter and early spring in the northern hemisphere. Unlike very bright constellations like Orion or Taurus, Cancer does not have particularly bright stars. It is therefore more difficult to spot with the naked eye. Despite this, it occupies an important place in astronomy because it is located on the ecliptic and contains several interesting deep sky objects.

Shape of the Cancer constellation

The constellation of Cancer has a Y-shape. Its structure is made up of a few faint stars.

Stars of the Cancer constellation

StarMagnitudeDistanceEquatorial position J2000Current Equatorial PositionCurrent Horizontal Position at MarseilleLink
Tarf3.5290 light yearsRight ascension :
8ʰ16ᵐ30.921ˢ
Declination : 9°11'30.921″		Right ascension :
8ʰ17ᵐ56.3959669594ˢ
Declination :
9°6′14.9326973754″		Azimut :
-82.67144614030498°
Altitude :
20.92688168734622°
Acubens4.249164 light yearsRight ascension :
8ʰ58ᵐ29.211ˢ
Declination : 11°51'29.211″		Right ascension :
8ʰ59ᵐ55.3929744925ˢ
Declination :
11°45′21.3949809563″		Azimut :
-92.05395703366284°
Altitude :
15.092142232655078°
Asellus Australis3.94131 light yearsRight ascension :
8ʰ44ᵐ41.099ˢ
Declination : 18°9'41.099″		Right ascension :
8ʰ46ᵐ11.1530880263ˢ
Declination :
18°3′32.2615085361″		Azimut :
-94.75040533609321°
Altitude :
21.73993281933317°
Asellus Borealis4.652181 light yearsRight ascension :
8ʰ43ᵐ17.148ˢ
Declination : 21°28'17.148″		Right ascension :
8ʰ44ᵐ48.5218992054ˢ
Declination :
21°22′23.7541406011″		Azimut :
-97.29291234182689°
Altitude :
24.107919383873988°
Iota Cancri4.02298 light yearsRight ascension :
8ʰ46ᵐ41.8ˢ
Declination : 28°45'41.8″		Right ascension :
8ʰ48ᵐ17.1380517099ˢ
Declination :
28°39′50.2300167409″		Azimut :
-104.2389991693346°
Altitude :
27.962073717868638°