In astronomy, stellar classification is the classification of stars based on their spectral characteristics. Electromagnetic radiation from the star is...

classifying stars into spectral types. The modern version of the stellar classification scheme was developed by Annie J. Cannon during the early 1900s....

between the stars' absolute magnitudes or luminosities and their stellar classifications or effective temperatures. The diagram was created independently...

reddening from the interstellar medium. In the current system of stellar classification, stars are grouped according to temperature, with the massive, very...

1885, Edward C. Pickering undertook an ambitious program of stellar spectral classification at Harvard College Observatory, in which a team of woman computers...

Stellar evolution is the process by which a star changes over the course of time. Depending on the mass of the star, its lifetime can range from a few...

American astronomer who is known for her work on the Yerkes system of stellar classification, also called the MKK system. Edith Kellman was born on April 4,...

velocity of +10 km/s. This is an A-type main-sequence star with a stellar classification of A9VkA7mA6. This notation indicates it has the Hydrogen lines...

recognized expert on the topic of hot, massive stars, particularly their stellar classification. Walborn served as a researcher at the Space Telescope Science Institute...

Stellar dynamics is the branch of astrophysics which describes in a statistical way the collective motions of stars subject to their mutual gravity. The...

over time. When its resulting stellar classification enters a range known as the instability strip—typically at stellar class A—the outer envelope can...

forth. Between 1910 and 1915, new discoveries increased interest in stellar classification, and work on the Henry Draper Catalogue itself started in 1911....

She published an important early catalog of stellar spectra using her own system of stellar classification, which was later adopted by the International...

as reference points for deep-space imaging. Astrographs used for stellar classification sometimes consist of two identical telescopes on the same mount...

development of contemporary stellar classification. With Edward C. Pickering, she is credited with the creation of the Harvard Classification Scheme, which was...

called the main-sequence stars on the diagram. A refined scheme for stellar classification was published in 1943 by William Wilson Morgan and Philip Childs...

President of the International Astronomical Union's Commission 45 Stellar Classification. and was an early proponent of creating astronomical databases....

seven-color intermediate band system, optimized for photometric stellar classification. In 1996 he was elected a Corresponding Member of the Lithuanian...

solar twins are stars that are particularly similar to the Sun. The stellar classification is a hierarchy with solar twin being most like the Sun followed...

spectral classification scheme is a two-dimensional classification based on temperature and luminosity. stellar designation stellar dynamics stellar envelope...

Cushman (1860–1940) was an American astronomer specializing in stellar classification at the Harvard College Observatory who worked on the Henry Draper...

Stellar structure models describe the internal structure of a star in detail and make predictions about the luminosity, the color and the future evolution...

List of astronomy acronyms Astronomical symbols Stellar classification Galaxy morphological classification List of astronomical catalogues Glossary of astronomy...

Class M (or M-class) planet, a classification used in the Star Trek media franchise Class M star, a stellar classification Class M, a driver's license,...

Germany The Morgan-Keenan-Kellman system, a stellar classification system also known as Yerkes spectral classification Search for "mkk" , "m-kk", "mk-k", or...

spectral patterns. From this concept, he developed the first system of stellar classification: the five Secchi classes. While his system was superseded by the...

making them a contact binary system. As a result, they have the same stellar classification of F8Vp, which matches the spectrum of a main-sequence star that...

presents as a late F- or early G-type main-sequence star with a stellar classification of F9 V or G0 V, respectively. It is roughly 3.5 billion years old...

System Stellar classification Stellar classification § Class G Internal structure Standard Solar Model Solar core Radiation zone Convection zone Stellar atmosphere...

the continuum, reveal many properties of astronomical objects. Stellar classification is the categorisation of stars based on their characteristic electromagnetic...