Raad Mooar Gorree
She Raad Mooar Gorree y co-rollageys ta goaill stiagh Corys ny Cruinney. She boandey kayeeagh sollys ayns speyr ny h-oie t'eh, ta crooit liorish rollageyn nagh vel yn-scarrey veih y cheilley da'n tooill. Ta'n co-rollageys enmyssit Raad Mooar Ree Gorree, Bow Ghorree, as Raad Mooar Bainnagh chammah.
She co-rollageys caslagh schimmeigagh t'eh, marish crantessen eesophotagh D25 ta oolit er 26.8 ± 1.1 kpc (87,400 ± 3,600 ly),[2] agh nagh vel agh 1,000 sollys-vleeantyn er çheeid ec ny roihaghyn caslagh (ny smoo ec y voogh). Ta lhiggaghyn jeianagh coyrlaghey dy vel ard stoo doo, ta goaill stiagh rollageyn so-akin ennagh, sheeyney magh dys begnagh 2 villioon dy hollys-vleeantyn (613 kpc) er crantessen.[3][4] Ta reggyryn dy chrouw-cho-rollageyssyn ec Raad Mooar Gorree. T'eh soit 'sy Phossan Ynnydagh dy cho-rollageyssyn, ayrn jeh Sur-ghossan y Voidyn ayns Sur-ghossan Laniakea.[5][6]
T'eh oolit dy vel eh cummal eddyr 100 as 400 billoonyn dy rollageyn[7][8] as y mooad shen dy phlanaidyn er y chooid sloo.[9][10] Ta Corys ny Greiney soit mysh 27,000 sollys-vleeantyn (8.3 kpc) er craue raadeeoil veih Cree Raad Mooar Gorree,[11] er oirr sthie Roih yn Çhelgeyr Mooar, nane jeh co-ghlooaghyn caslagh gas as joan. Ta ny rollageyn ayns ny 10,000 sollys-vleeantyn sthie jannoo boogh chammah as nane ny ghaa varr ta sheeney magh veih'n voogh. She moir radio çhiu eh Cree Raad Mooar Gorree ta enmyssit Sagittarius A*, towl doo feer vooar ta cha mooar as 4.100 (± 0.034) millioonyn dy ghloutyn ny greiney.[12][13] Ta ny rollageyn shinney ayns Raad Mooar Gorree cha shenn as y Tuinney hene as, rere shen, s'liklee dy row ad crooit tammylt beg lurg Doo-Eashyn y Vleayst Mooar.[14]
Ren Galileo Galilei kiarail y boandey sollys ayns rollageyn er lheh da'n chied cheayrt liorish y fodreayrtan echey ayns 1610. Derrey ny 1920yn leah, va'n chooid smoo jeh rollageyderyn smooinaghtyn dy row dagh rollage 'sy Tuinney soit ayns Raad Mooar Gorree.[15] Lurg y Resooney Mooar ayns 1920 eddyr ny rollageydeyryn Harlow Shapley as Heber Doust Curtis,[16] haishbyn baghtyn lesh Edwin Hubble dy nee fer mastey ram co-rollageyssyn eh Raad Mooar Gorree.
Imraaghyn
[reagh | edit source]- ↑ Reference URL: https://www.astronomynotes.com/galaxy/s4.htm.
- ↑ "The relative size of the Milky Way" (Luanistyn 1998). The Observatory. Ym-lioar 118: 201–208. Bibcode: 1998Obs...118..201G.
- ↑ Croswell, Ken (23 Mayrnt 2020). "Astronomers have found the edge of the Milky Way at last", ScienceNews.
- ↑ Dearson, Alis J. (2020). "The Edge of the Galaxy". Monthly Notices of the Royal Astronomical Society. Ym-lioar 496 (3): 3929–3942. doi: . Bibcode: 2020MNRAS.496.3929D.
- ↑ "Laniakea: Our home supercluster". YouTube. 3 Mean Fouyir 2014. Er ny hashtey veih’n lhieggan bunneydagh er 4 Mean Fouyir 2014.
- ↑ "The Laniakea supercluster of galaxies" (4 Mean Fouyir 2014). Nature. Ym-lioar 513 (7516): 71–73. doi: . PMID 25186900. Bibcode: 2014Natur.513...71T.
- ↑ "Milky Way". BBC. Er ny hashtey veih yn lhieggan bunneydagh er 2 Mayrnt 2012.
- ↑ "How Many Stars in the Milky Way?". NASA Blueshift. Er ny hashtey veih’n lhieggan bunneydagh er 25 Jerrey Geuree 2016.
- ↑ "One or more bound planets per Milky Way star from microlensing observations" (11 Jerrey Geuree 2012). Nature. Ym-lioar 481 (7380): 167–169. doi: . PMID 22237108. Bibcode: 2012Natur.481..167C.
- ↑ "100 Billion Alien Planets Fill Our Milky Way Galaxy: Study", Space.com (2 Jerrey Geuree 2013).
- ↑ "An Update on Monitoring Stellar Orbits in the Galactic Center" (28 Sauin 2016). The Astrophysical Journal. Ym-lioar 837 (1). doi: . Bibcode: 2017ApJ...837...30G.
- ↑ Overbye, Dennis (31 Jerrey Geuree 2022). "An Electrifying View of the Heart of the Milky Way – A new radio-wave image of the center of our galaxy reveals all the forms of frenzy that a hundred million or so stars can get up to.", The New York Times.
- ↑ Heyood, I. (28 Jerrey Geuree 2022). "The 1.28 GHz MeerKAT Galactic Center Mosaic". The Astrophysical Journal. Ym-lioar 925 (2). doi: . Bibcode: 2022ApJ...925..165H.
- ↑ "HD 140283: A Star in the Solar Neighborhood that Formed Shortly After the Big Bang" (13 Toshiaght Arree 2013). The Astrophysical Journal. Ym-lioar 765 (1): L12. doi: . Bibcode: 2013ApJ...765L..12B.
- ↑ "Milky Way Galaxy: Facts About Our Galactic Home", Space.com.
- ↑ "The Scale of the Universe" (1921). Bulletin of the National Research Council. Ym-lioar 2 (11): 171–217. Bibcode: 1921BuNRC...2..171S.
Kianglaghyn magh
[reagh | edit source]- Towshan speyrey IRAS (fo-yiarg) er Raad Mooar Gorree – wikisky.org
- Towshan speyrey H-Alpha er Raad Mooar Gorree – wikisky.org
- Multiwavelength Milky Way – Jallooyn as kiaddaghyn VRML (NASA)
- Lane-reayrtys Raad Mooar Gorree (9 billoonyn dy phicselyn) Er ny hashtey 6 Luanistyn 2017 ec y Wayback Machine.
- Milky Way – Ynnyd-eggey Messier SEDS
- Milky Way – Jallooyn fo-yiarg