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  2. NGC 6946 - Wikipedia

    en.wikipedia.org/wiki/NGC_6946

    NGC 6946, sometimes referred to as the Fireworks Galaxy, is a face-on intermediate spiral galaxy with a small bright nucleus, whose location in the sky straddles the boundary between the northern constellations of Cepheus and Cygnus.

  3. Alpha Coronae Borealis - Wikipedia

    en.wikipedia.org/wiki/Alpha_Coronae_Borealis

    Alpha Coronae Borealis (α Coronae Borealis, abbreviated Alpha CrB, α CrB), officially named Alphecca / æ l ˈ f ɛ k ə /, [11] is an eclipsing binary star in the constellation of Corona Borealis. It is located about 75 light years from the Sun and contains two main sequence stars, one class A and one class G.

  4. Chinese star maps - Wikipedia

    en.wikipedia.org/wiki/Chinese_star_maps

    Indicated location of Big Dipper and 28 Constellations by characters [1] Astronomic star observation (天文星占 Tianwen xingzhan) Gan De: 475-221 BC: Contained 75 Central Constellation and 42 Outer Constellations, some said 510 stars in 18 Constellations [citation needed] Shi Shen astronomy (石申天文 Shi Shen Tianwen) aka.

  5. Beta Carinae - Wikipedia

    en.wikipedia.org/wiki/Beta_Carinae

    Beta Carinae is the second-brightest star in the southern constellation of Carina. It has the official name Miaplacidus; [14] Beta Carinae is the star's Bayer designation, which is Latinised from β Carinae and abbreviated Beta Car or β Car. With apparent magnitude of 1.69, [3] it is one of the brightest stars in the night sky.

  6. NGC 6638 - Wikipedia

    en.wikipedia.org/wiki/NGC_6638

    NGC 6638 is a globular cluster in the constellation Sagittarius.It is magnitude 9.5 and diameter 2 arc minutes, class VI. It is a half degree east of Lambda Sagittarii.It is a member of the Milky Way.

  7. Delta Cassiopeiae - Wikipedia

    en.wikipedia.org/wiki/Delta_Cassiopeiae

    δ Cassiopeiae (Latinised to Delta Cassiopeiae) is the star's Bayer designation.WDS J01258+6014A is its designation in the Washington Double Star Catalog.. It also bore the traditional names Ruchbah and Ksora; the former deriving from the Arabic word ركبة rukbah meaning "knee", [9] and the latter appeared in a 1951 publication, Atlas Coeli (Skalnate Pleso Atlas of the Heavens) by Czech ...

  8. Alpha Pegasi - Wikipedia

    en.wikipedia.org/wiki/Alpha_Pegasi

    α Pegasi (Latinised to Alpha Pegasi) is the star's Bayer designation.It bore the traditional name Markab (or Marchab), which derived from an Arabic word مركب markab "the saddle of the horse", or is mistranscription of Mankib, which itself comes from an Arabic phrase منكب الفرس Mankib al-Faras "(the Star of) the Shoulder (of the Constellation) of the Horse" for Beta Pegasi.

  9. Alpha Cephei - Wikipedia

    en.wikipedia.org/wiki/Alpha_Cephei

    Alpha Cephei (α Cephei, abbreviated Alpha Cep, α Cep), officially named Alderamin / æ l ˈ d ɛr ə m ɪ n /, [10] [11] is a second magnitude star in the constellation of Cepheus near the northern pole. The star is relatively close to Earth at 49 light years (ly) and drifting closer with a heliocentric radial velocity of about −16 km/s.