"spectrum of OB" refers to "unknown, but belonging to an OB association so thus of early type".[dubious – discuss] O-type main-sequence star B-type main-sequence...
2 KB (228 words) - 08:02, 24 January 2024
Look up OB or ob- in Wiktionary, the free dictionary. OB, O.B., or Ob may refer to: Ob, a fictional currency in The Great Explosion Sam "O.B." O'Brien...
3 KB (355 words) - 21:06, 26 April 2024
A subdwarf O star (sdO) is a type of hot, but low-mass star. O-type subdwarfs are much dimmer than regular O-type main-sequence stars, but with a brightness...
5 KB (564 words) - 00:10, 30 May 2024
Stellar association (category Star clusters)
roughly one to fifteen million years, depending on the mass of the star. As a result, OB associations are generally only a few million years in age or less...
10 KB (1,149 words) - 19:19, 13 July 2024
January 2015. lusvig. "Vad står o:et för i er förkortning?". imgur (in Swedish). Retrieved 18 September 2016. ...men eftersom ÖB står för Överbefälhavare inom...
4 KB (294 words) - 05:10, 23 January 2023
Odense Boldklub (redirect from OB Odense)
[ˈoˀðn̩sə ˈpʌlˀtkʰlup]; also known as Odense BK or the more commonly used OB) is a Danish professional football club based in the city of Odense, in southern...
32 KB (2,240 words) - 02:14, 1 September 2024
compact dwarf galaxy An early-type main-sequence star B-type main-sequence star O-type main sequence star OB star Blue dwarf (red-dwarf stage), a hypothetical...
537 bytes (101 words) - 12:18, 10 March 2024
had their atmospheres blasted away by radiation from a nearby massive OB star. An alternative concept is that they formed closer to the Sun, where the...
147 KB (14,388 words) - 02:49, 27 August 2024
Stellar kinematics (redirect from OB association)
were formed in OB associations. O-class stars are short-lived, and will expire as supernovae after roughly one million years. As a result, OB associations...
60 KB (7,016 words) - 19:09, 21 August 2024
A star is a luminous spheroid of plasma held together by self-gravity. The nearest star to Earth is the Sun. Many other stars are visible to the naked...
147 KB (16,419 words) - 00:16, 20 August 2024