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

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

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...

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

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

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

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

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...

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

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

component is a blue-white hued B-type main-sequence star with a stellar classification of B0.5V or B1V. It has 19±7 times the mass of the Sun (M☉) and...

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,...

dozen red giants and its hottest surviving main sequence star is of stellar classification B9 V. The abundance of elements other than hydrogen and helium,...

Bibcode:1908AnHar..50....1P. Gray, C. Richard O.; Corbally, J. (2009). Stellar Spectral Classification. Princeton University Press. pp. 115–122. ISBN 978-0691125114...

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

Y-chromosomal Adam and Haplogroup A (Y-DNA) A0, a subdivision in stellar classification A0, sometimes written as 0xA0, is the hexadecimal representation...

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

Yellow star may refer to: A yellow star in stellar classification A yellow badge, a cloth patch that Jews were ordered to wear on their clothes Any plant...

extinguisher Class D league, a classification of minor league baseball from 1902 to 1962 Class D star, a stellar classification Class D, IP addresses on a...

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

BGCFs in different networks Morgan-Keenan (MK) spectral classification, a stellar classification system based on spectral lines Megakelvin (MK), an SI unit...

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...

+21 km/s. This is an ordinary K-type main-sequence star with a stellar classification of K6.5V. It has 68% of the mass of the Sun and 67% of the Sun's...

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...

star or bluestar may refer to: O-type star (a.k.a. blue star), a stellar classification Linckia laevigata, a sea star from the Indian and West Pacific Oceans...

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

typically around 6.5 apparent magnitude. The known 131 objects are bound in 94 stellar systems. Of those, 103 are main sequence stars: 80 red dwarfs and 23 "typical"...

(nuclear weapon), a British nuclear weapon Yellow sun, a type of stellar classification "Yellow Sun", a song by The Raconteurs from their album Broken Boy...