• Thumbnail for Mintaka
    Mintaka (redirect from Delta Orionis)
    Mintaka /ˈmɪntəkə/, designation Delta OrionisOrionis, abbreviated Delta Ori, δ Ori) and 34 Orionis (34 Ori), is a multiple star system some 1,200 light-years...
    25 KB (2,150 words) - 23:23, 28 July 2024
  • Thumbnail for Genitive case
    star Mintaka in the constellation Orion (genitive Orionis) is also known as Delta Orionis or 34 Orionis. Many languages have a genitive case, including...
    35 KB (4,368 words) - 19:44, 22 July 2024
  • Thumbnail for Eta Orionis
    Eta Orionis or Algjebbah, Latinized from η Orionis, is a multiple star in the constellation Orion. It lies a little to the west of Orion's Belt between...
    9 KB (730 words) - 03:07, 2 February 2024
  • Thumbnail for Bellatrix
    Bellatrix (redirect from Γ Orionis)
    red supergiant Betelgeuse (Alpha Orionis). It has the Bayer designation γ Orionis, which is Latinized to Gamma Orionis. With a slightly variable magnitude...
    23 KB (2,245 words) - 23:16, 29 July 2024
  • Thumbnail for Johannes Franz Hartmann
    physicist and astronomer. In 1904, while studying the spectroscopy of Delta Orionis he noticed that most of the spectrum had a shift, except the calcium...
    5 KB (293 words) - 15:35, 19 March 2023
  • Thumbnail for Orion (constellation)
    modern depiction, Delta, Epsilon, and Zeta represented his belt. His left shoulder was represented by Alpha Orionis, and Mu Orionis made up his left arm...
    46 KB (5,215 words) - 17:44, 6 August 2024
  • Thumbnail for Orion's Belt
    universeguide.com. Retrieved 18 July 2024. Guide, Universe. "Mintaka / Delta Orionis Star Facts (Type, Distance, Magnitude, Age, Mass, Colour, Location and...
    16 KB (1,617 words) - 23:14, 30 July 2024
  • Thumbnail for Asterism (astronomy)
    Belt and Sword of Orion. The end of the handle is at ι Orionis, with the far rim at η Orionis.[citation needed] The four central stars in Hercules, Epsilon...
    29 KB (3,204 words) - 04:10, 12 July 2024
  • Thumbnail for O-type star
    4 visibly bright O-type stars are Gamma Velorum, Alnitak (Zeta Orionis), Mintaka (Delta Orionis), and Zeta Puppis. The corona present in other spectral types...
    30 KB (3,350 words) - 09:26, 22 April 2024
  • Thumbnail for Interstellar medium
    came in 1904, when Johannes Hartmann observed the binary star Mintaka (Delta Orionis) with the Potsdam Great Refractor. Hartmann reported that absorption...
    60 KB (7,343 words) - 22:10, 1 August 2024
  • Thumbnail for List of Arabic star names
    String of Pearls النظم النَّظْم Epsilon Orionis Alnitak an-Niṭāq the Girdle (Orion's Belt) النطاق النِّطَاق Zeta Orionis Alphard al-Fard the Solitary one الفرد...
    35 KB (572 words) - 04:47, 2 July 2024
  • Thumbnail for Betelgeuse
    Betelgeuse (redirect from Alpha Orionis)
    at near-infrared wavelengths. Its Bayer designation is α Orionis, Latinised to Alpha Orionis and abbreviated Alpha Ori or α Ori. With a radius around...
    173 KB (18,391 words) - 03:11, 12 August 2024
  • are all named after stars Alpha Centauri Beta Cygni Gamma Draconis Delta Orionis The cycle was premiered by Gilbert Kalish and Paul Jacobs at the Alice...
    7 KB (771 words) - 14:20, 13 October 2023
  • there were many undiscovered ones. He soon found that Beta Aurigae and Delta Orionis were eclipsing binaries. Further discoveries followed. The development...
    15 KB (1,430 words) - 15:01, 8 January 2024
  • Thumbnail for Leibniz Institute for Astrophysics Potsdam
    interstellar calcium lines in the spectrum of the spectroscopic binary Delta Orionis by Johannes Hartmann in 1904 and the presence of stellar calcium emission...
    30 KB (3,549 words) - 08:47, 17 December 2023
  • Caballero-Solano — (for example: open star cluster Caballero-Solano 1 at Delta Orionis, also known as the Mintaka cluster) Calvet — (telescopic asterisms)...
    59 KB (7,709 words) - 19:50, 26 July 2024
  • worlds Vulcan (40 Eridani), Andoria (Procyon), Risa, and the Rigel (Beta Orionis) systems; the Alpha Quadrant contains Tellar (61 Cygni), Trill, and Betazed...
    32 KB (4,091 words) - 15:43, 19 July 2024
  • (March 2008), "Masses, Luminosities, and Orbital Coplanarities of the μ Orionis Quadruple-Star System from Phases Differential Astrometry", The Astronomical...
    9 KB (534 words) - 06:52, 27 March 2022
  • Thumbnail for BF Orionis
    of the small birth cluster of four stars. BF Orionis is a Herbig Ae/Be star variable similar to UX Orionis. It is still accreting mass, producing about...
    7 KB (627 words) - 03:13, 1 January 2024
  • Thumbnail for Astronomical Observatory (University of Illinois Urbana-Champaign)
    eclipsing binary stars: Beta Aurigae, Spica, Alpha Coronae Borealis and Delta Orionis. Although the selenium cell photometer was proving successful, it was...
    29 KB (3,880 words) - 14:43, 19 June 2024
  • Than Meets the Eye: Delta Orionis in Orion's Belt". NASA. Retrieved 2018-06-02. "Alert Notice 474: Multiwavelength campaign on delta Ori (Mintaka) | aavso...
    5 KB (411 words) - 15:34, 11 April 2024
  • Thumbnail for Pole star
    star of Uranus, and 15 Orionis is its south pole star. The north pole of Neptune points to a spot midway between Gamma and Delta Cygni. Its south pole...
    27 KB (2,808 words) - 22:55, 30 June 2024
  • Thumbnail for Bow shock
    LL Orionis bow shock in Orion nebula. The star's wind collides with the nebula flow. Hubble, 1995...
    18 KB (2,032 words) - 21:20, 23 July 2024
  • Thumbnail for Bayer designation
    are some exceptions such as the chain of stars π1, π2, π3, π4, π5 and π6 Orionis. The most stars given the same Bayer designation but with an extra number...
    16 KB (1,607 words) - 16:42, 11 February 2024
  • Thumbnail for HD 40372
    HD 40372 (category Delta Scuti variables)
    HD 40372, also known as 59 Orionis, V1004 Orionis and HR 2100, is a variable star in the constellation Orion. Its apparent magnitude varies between magnitude...
    11 KB (966 words) - 02:02, 1 December 2023
  • Thumbnail for Terrestrial Planet Finder
    Cassiopeiae Cassiopeia 19 G3V 5 Beta Hydri Hydrus 24 G2IV 6 Delta Pavonis Pavo 20 G8V 7 Pi3 Orionis Orion 26 F6V 8 Gamma Leporis Lepus 29 F7V 9 Epsilon Eridani...
    9 KB (697 words) - 09:57, 23 October 2023
  • system 2.77 2.76 Iota Orionis Quadruple star system 2.79 2.72 Beta Eridani Star 2.79 2.76 Cor Caroli Binary star system 2.79 2.78 Delta Crucis Star 2.79 Epsilon...
    37 KB (1,546 words) - 21:08, 17 March 2024
  • Thumbnail for Sigma Octantis
    Sigma Octantis (category Delta Scuti variables)
    apparent magnitude of 5.5, but is slightly variable and is classified as a Delta Scuti variable. σ Octantis (Latinised to Sigma Octantis) is the star's Bayer...
    12 KB (1,059 words) - 02:26, 4 June 2024
  • Thumbnail for Canis Major
    a mere 300,000 years old composed of two pre-main-sequence stars—a FU Orionis star and a Herbig Ae/Be star, which has brightened episodically by two...
    59 KB (6,873 words) - 16:08, 17 July 2024
  • Thumbnail for Variable star
    dimmed by 2.5 magnitude (ten times dimmer) during an eleven-year period. FU Orionis variables are of spectral type A through G and are possibly an evolutionary...
    51 KB (6,580 words) - 16:29, 10 August 2024