Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Muna 1999, vazivi venyeredzi veSan Francisco State University neHarvard-Smithsonian Center for Astrophysics vakazvisarudzira vakagumisa kuti muenzaniso wemapuraneti matatu ndiwo wakanyatsokodzera mashoko acho. Mapuraneti maviri matsva aya akapiwa mazita okuti Upsilon Andromedae c uye Upsilon Andromedae d.  Mubvunzo: Mugore ripi umo muenzaniso wenyika nhatu wakawanwa kuva mashoko akanakisisa kuti ukwane mashoko acho?
Gore ra1999