Betelgeuse – Star Facts

- 4 December 2019


Betelgeuse is also known as Alpha Orionis and 58 Orionis and marks the center of the Winter Hexagon. It is also one of the stars that makes up the Winter Triangle. Betelgeuse is a 10 million year-old red supergiant star and one of the largest stars known today. It’s predicted to collapse under its own weight ending in a supernova explosion.

Beta Ursae Majoris – Star Facts

- 26 November 2019

Beta Ursae Majoris

Beta Ursae Majoris makes up part of ‘the Big Dipper’ and is 10 million years-old. This star is one of the hottest and has 3.4 times the radius of the Sun and is 50 times more luminous. It’s also known as Alkaid and Benetnash from the Arabic meaning ‘the leaders of the daughters of the bier’.

Beta Tauri – Star Facts

- 21 November 2019

Beta Tauri

Beta Tauri has the traditional name of Elnath which is derived from Arabic (al-nath) meaning ‘butting’ and is in reference to the bull’s horns of the Taurus constellation. When searching for Elnath, look for the ‘V’ shape of Taurus the Bull. Once you have located this pattern, Beta Tauri is the Northernmost star representing the bull’s left horn.

Beta Pegasi – Star Facts

- 13 November 2019

Beta Pegasi

Beta Pegasi is the second brightest star in its home constellation shining 1,500 times that of the Sun. Its traditional name of Scheat comes from Arabic meaning ‘the upper arm’. Arabian astronomers have also named this star Mankib al Faras meaning ‘the horse’s shoulder’. This star loses mass each year expanding it to 3,500 time the radius of the Sun.

Beta Leporis – Star Facts

- 6 November 2019

Beta Leporis

Beta Leporis is 240 million years-old and is sometimes referred to as Nihal which is Arabic for ‘quenching their thirst’. However, Al Nihal was once used in ancient Arabic to mean ‘the drinking camels’. This yellow bright giant also measures about 16 times the radius of the Sun and has 3.5 solar masses.

Beta Ceti – Star Facts

- 30 October 2019

Beta Ceti

Beta Ceti has two traditional names, Deneb Kaitos or Al Dhanab al Ḳaiṭos al Janubiyy in Arabic and Diphda, meaning ‘the southern tail of Cetus‘ and ‘the second frog’ respectively. It shines approximately 145 times that of the Sun and because it exhibits periodic flares, its brightness does change.

Beta Centauri – Star Facts

- 24 October 2019

Beta Centauri

Beta Centauri is made up of three stars and is the 10th brightest star in the night sky shining 15,500 times more than the Sun. In mythology, the culture of the Boorong people called this star (along with Alpha Centauri) Bermbermgle. They signified two brothers who were known for their courage for killing Tchingal ‘the Emu’ from the Coalsack Nebula.

Beta Cassiopeiae – Star Facts

- 16 October 2019

Beta Cassiopeiae

Beta Cassiopeiae has the traditional name of Caph which is derived from the Arabic language (kaf) meaning ‘palm’. The core of this star is in the process of heating and shrinking, while its outer layers are cooling and expanding. In fact, it is now about three times the size of the Sun. Caph also has a companion star.