Stars and Their Sizes

These flashcards cover key vocabulary and concepts related to the sizes and characteristics of various stars, based on provided lecture notes.

Stefan-Boltzmann Law

A law stating that the radiation per area is proportional to the fourth power of the temperature.

Luminosity

The absolute brightness of a star, related to its radius and temperature.

Giant Stars

Stars that are 10 to 100 times bigger than the sun, usually red and cooler.

Supergiant Stars

Stars that are significantly larger than giant stars, often referred to as red supergiants.

Dwarf Stars

Stars that have a radius equal to or less than our sun.

White Dwarfs

A type of dwarf star that is blue or white in color and has high temperature.

Aldebaran

A giant star with a temperature of 4,000 Kelvin, 330 times brighter than the sun.

Beetlejuice

A supergiant star, approximately 427 light years away, and twice the size of Earth's orbit.

Musifi

A star that is 3,000 light years away, and can fit 2.7 quadrillion Earths inside it.

Canis Majoris

The largest star found so far, capable of fitting seven quadrillion Earths inside it.