
aiss oh. aar. aaee. 70

aiss orii 70 yaa aiss orii j053810.1-023626 ack madhya-tii prakaar kii khagoliya vastu haye joe σ orionis samooh key agrabhumi mein haye, joe prithvi seey lagbhag 1,150 prakaash-varsh door haye. isaki khoj 24 navambar, 2002 koo aim dwara kii gaee thee. aar. zapetero-osorio aur ee. ell. roque dee loss muchachos vedhshala mein martin kii team. yeh abhee taka nirdhaarit naheen kiya gayaa haye kii kyaa yeh ack kshetra bhura bauna haye yaa 30 laakh saal purana grah haye joe ack samooh kaa hissa haye. isaki khoj key teen saal baad lii gaee nikat-avarakt spectroscopy chhaviyon ney vastu key liye pahali gati maap kii. iska vyavhaar apekshit seey kaafee alag haye; ise aage yaa tou cumm gurutvaakarshan vaale vatavaran yaa dhatuta vaale vatavaran key roop mein varnit kiya gayaa thaa. vastu kii chhoti uchit gati seey pataa chalata haye kii yadi yeh ack ekal kshetra tii bauna thaa tou yeh ummeed seey kaheen adhik door haye.
khoj.
cluster kii ayu (lagbhag 3 seey 8 million varsh) key kaaran σ orionis open cluster, ausorio key samooh avalokan kaa kendra rhaa haye. samooh kaa vilupt honah bhee cumm haye, isaki doori suvidhajanak haye, aur ise samriddh aur ghanaa maanaa jaataa haye. jey aur aich baind mein 21 parimaan kii samvedansheelta parr 55 varg minut key chaap koo maapane vaale pencil-beam gahare mini-sarvekshan mein villium hershell telescope kaa upayog karane seey team koo aiss ori 70 khojane mein madad millie. ekatra kiye gaye kachche detta koo iraf (chhavi mein kamee aur vishleshan suvidha key liye ack sankshipt naam) mein cumm curr diyaa gayaa thaa, joe nikat-avarakt chhaviyon key saath upayog kii jaane vaali ack maanak takneek thee; akash kii prishthabhoomi aur gahare pravaah koo ghataane key baad, ack nikala gayaa vastu spectrum praapt kiya gayaa thaa. yeh samooh mein paaya jaane vaalaa sabse kamjor aur sabse achchha sadasya thaa aur iska naam aiss orii 70 rakhaa gayaa thaa.
praarambhik adhyayan kaa tark.
addam jey. bergser ney ausorio kii tii-prakaar kii braun dwarf khoj aur isake spectroscopic roop seey cumm dravyamaan key daavon kii jaanch kii. aiss oh. aar. aaee. 70 aur anya kshetra vastuon key beach jey baind spectrum kii tulanaa kii gaee thee. jey baind spectrum ney ack alag trikoniya aakar key varnakramiya aakriti vigyaan kaa khulasa kiya jise pahale zapetero-osorio dwara samajhaaya gayaa thaa aur martin satah key cumm gurutvaakarshan key kaaran thaa. yeh dekhane key liye kii kyaa tii baune key vyavhaar mein samaan visangatiyaan huin, bergser kii team ney ausorio key daavon key detta kii tulanaa maanak conned model seey kii. anubhavjanya aur model varnakram donon key madhyam seey prakshepit samaan tarang dairdhya paimaane gausi chikane they; isase pataa chalaa kii sabse upayukt varnakramiya model dair seey prakaar key kshetra tii baunon key liye tirchhe gurutvaakarshan kaa utpaadan curr sakate hain jisake parinamswarup ayu aur dravyamaan kaa cumm aaklan kiya gayaa. bergser ney nishkarsh nikala kii aiss orii 70 sigma orii samooh kaa sadasya naheen haye, balki ack agrabhumi kshetra bhura bauna haye. vastu key aage key adhyayan seey pataa chalata haye kii cumm gurutvaakarshan kshetra tii baune seey naheen thaa, balki paas key prishthabhoomi taare seey thaa. 2009 taka koee pratyaksh vaigyaanik detta naa tou nishkarsh koo door curr sakaa haye aur naa hii pushti kii haye.
yeh 3 aim. jey. key dravyamaan key saath khoja gayaa pahala "mukt tairta" gair-taarakiya grah hoe sakata haye, lekin isaki pushti kii aavashyakta haye.

