The 21 Stars To Know

Summer Stars

Right Ascension Declination

Vega* 18 h 37 m 39 deg

Deneb* 20 h 41 m 45 deg

Altair* 19 h 51 m 09 deg

Arcturus** 14 h 16 m 19 deg

Spica** 13 h 25 m -11 deg

Antares** 16 h 30 m -26 deg

Fomalhaut 22 h 58 m -30 deg

Mizar 13 h 24 m 55 deg

Alcor 13 h 25 m 55 deg

Kochab 14 h 51 m 74 deg

Polaris 02 h 36 m 89 deg

* These three stars are referred to as the Summer Triangle

** These three stars are referred to as the Color Triangle (yellow, blue, and red)

Winter Stars

Right Ascension Declination

Betelgeuse*** 05 h 55 m 07 deg

Sirius*** 06 h 45 m -17 deg

Procyon*** 07 h 39 m 05 deg

Capella 05 h 17 m 46 deg

Castor 07 h 35 m 32 deg

Pollux 07 h 45 m 28 deg

Rigel 05 h 15 m -08 deg

Aldebaran 04 h 36 m 17 deg

Regulus 10 h 09 m 12 deg

Caph 00 h 09 m 59 deg

*** These three stars are referred to as the Winter Triangle