Granada (Spain), Gumiguru 24, 2025. The Institute of Astrophysics of Andalusia (IAA-CSIC) inoshuma nyaya yekutanga yakanyorwa yebhinari system uko mafambiro e Mapuraneti akakura sepasi munyeredzi mbiri, mhedzisiro inotimanikidza kuti tiongorore mamiriro ekuumbwa kwemapuraneti uye kugadzikana munzvimbo dzine mazuva maviri.
Zvirongwa zvakapetwa kaviri zvakajairwa mugwara renzou, asi masimba adzo anokanganisa kuzvarwa uye kupona kwenyika. Muchirevo chechinyorwa ichi, iyo system TOI-2267, iri kure neanenge 190 light years away, yakakurumbira nokuda kwokuungana miviri mitatu yakaita seNyika mune mapfupi maobhiti akatenderedza zvakanyanya compact stellar pair.
Chii chakawanikwa uye nei zvichikosha
TOI-2267 inoumbwa ne maviri matsvuku madiki emhando M5 uye M6, duku uye inotonhora, inotenderera iri pedyo zvikuru kune imwe neimwe. Kuparadzaniswa kunooneka pakati pavo kwakaenzana ne kanenge kasere pasi pePasi-Zuva chinhambwe (≈8 AU), nharaunda inokwevera iyo isiri nyore kuti mapuraneti abude, uye zvakadaro sisitimu inotambira nyika dzine matombo akati wandei.
Iyo seti inotyora marekodhi anozivikanwa: ndizvo, kusvika nhasi, mapuraneti akanyanya kusimba uye anotonhora zvakanyanya akaonekwa. Pamusoro pezvo, mafambiro akatenderedza nyeredzi mbiri akarekodhwa angangoita maviri emapuraneti, chimwe chinhu chakasarudzika mumabhinari masisitimu epedyo akadai, ane chinhu chechitatu chakakura sePasi semumiriri akasimba.
Kuti mapuraneti akaonekwa sei
Kutora chikamu kweSpanish kwaive kwakasimba. Iine yayo yekutsvaga algorithm, SHERI, IAA-CSIC yakaratidza mbiri dzepasirese nhatu nekuongorora kwekutanga kwedata reruzhinji remishini Tess NASA's. Iyi bhenefiti yakabvumira kurongeka panguva yekutevera kucherechedzwa kubva pasi.
Pakati pemishandirapamwe iyi, iyo ye1,5-metres telescope ye Sierra Nevada Observatory (OSN), avo marekodhi aive akakosha pakuburitsa mavakirwo ehurongwa uye simbisa mafambiro muzvikamu zviviri zvenyeredzi kweanenge maviri emapuraneti, nepo yechitatu ichienderera mberi muchikamu chekubatanidza.
Kuedza kwenyika dzakawanda nechitambi cheEurope
Chidzidzo ichi, chakatungamirwa neIAA-CSIC uye Yunivhesiti yeLiège (Belgium), yaitsigirwa neteresikopu network dzakadai SPECULOOS uye TRAPPIST, iyo yakapa ongororo dzakakomba. Kubatana kwepasirese kwave kwakakosha kuvhara mahwindo ekufambisa uye kuderedza kusagadzikana.
Mibairo inobuda mujenari Astronomy & Astrophysics uye nekupa zvakananga zviratidzo zvekugadzirisa mamodheru ekuwedzera kwepasi uye kutama mune yepedyo mabhinari masisitimu, echinyakare anoonekwa seanovenga kuumbwa kwenyika dzine matombo.
Chii chinotevera: zvitsva zvinoonekwa
Mishandirapamwe iri kuuya inovavarira kuyera ruzhinji nekuwanda nemazvo uye, pazvinogoneka, kutsvaga masaini emuchadenga. Zviridzwa zvakadai se james webb space telescope uye nzvimbo huru dzeEuropean Observatories (semuenzaniso, the ELT (ESO) ichave yakakosha pakuratidzira mapuraneti aya paawandengedhi akawanda.
Pamusoro pekuda kuziva nezve denga rine mazuva maviri, sisitimu inomutsa mibvunzo nezve orbital kugadzikana, chiitiko chenyeredzi muM dwarfs uye zvinogoneka. nzvimbo dzinogarika munzira dzakasimba kudaro. Kugadzirisa mibvunzo iyi kuchabatsira kuona kuti nyika dzakadzikama dzinogona kubuda kupi uye sei mugwara redu renyeredzi.
Kuwanikwa kweTOI-2267, ine mapuraneti matatu akafanana nePasi mune ultra-compact binary uye mafambiro anocherechedzwa panyeredzi mbiri dzinenge mbiri dzadzo, anobatanidza hutungamiriri hwesainzi hweEurope neSpanish mukutsvaga maexoplanets uye inopa mubhedha wakasiyana-siyana wekuedza kufunga patsva maumbirwo epasi munzvimbo mbiri-zuva.