Skip to content

Winter Triangle

Betelgeuse

  • by
betelgeuse star,alpha orionis

Betelgeuse, Alpha Orionis (α Ori), is a red supergiant star located in the constellation Orion, the Hunter.  It has an estimated radius about 764 times… Read More »Betelgeuse

Procyon

  • by
procyon star,alpha ursae minoris

Procyon, Alpha Canis Minoris (α CMi), is the primary component in a binary star system located only 11.46 light-years from Earth in the constellation Canis… Read More »Procyon

Gomeisa

gomeisa star, beta canis minoris

Gomeisa, Beta Canis Minoris (β CMi), is a hot blue main sequence star located about 160 light years away in the constellation Canis Minor. With… Read More »Gomeisa

Aldebaran

  • by
aldebaran star,alpha tauri

Aldebaran, Alpha Tauri (α Tau), is an orange giant star in the constellation Taurus. It marks the eye of the celestial Bull. With an apparent… Read More »Aldebaran

Sirius

  • by
sirius star,alpha canis majoris,brightest star in the sky

Sirius, Alpha Canis Majoris (α CMa), is the brightest star in the night sky and one of the nearest star systems to Earth. It has… Read More »Sirius