Aldebaran

By: Sumedh Chilakamarri

Vocabulary to Know

Luminosity: The amount of energy released from a star due to nuclear fusion.


Absolute Magnitude: The magnitude(brightness) of a celestial(astronomical) object as it would be seen at a standard distance of 10 parsecs(Distance used in astronomy).


Apparent Magnitude: The magnitude of a celestial object as it is actually measured from Earth.


Solar Mass: The mass of a Sun used as a unit of mass.


Kelvin (K): The temperature scale used in astronomy. This is used because temperatures in space are more extreme.


GYR: Abbreviation for gigayear. Billions of years.

Big image

Name

The name of the star is Aldebaran. It comes from the Arabic word Al Dabaran(The follower). This is because it appears to follow the Pleiades through the night sky.

Color

Reddish-Orange

Temperature

4010 K

Luminosity

Has a luminosity 425 times the Sun. 518 ± 32 L
Big image

Apparent Magnitude

0.87

Absolute Magnitude

-0.63

Distance From Earth

65.1 light years

Size

Mass: 1.7 Solar Masses

50 times the size of our sun

Big image

Spectral Classification

K5III

Age and Stellar Evolution Stage

Age:N/A


Stellar Evolution Stage: Aldebaran is a giant star that moved off of its main sequence.;

Fun Facts

  • The brightest star in the constellation of Tarus and the 13th brightest star in the sky
  • 50 times the size of the Sun. Would almost fill out to the orbit of Mercury.
  • Star can be viewed only through October to March from northern latitudes.
Big image